Prusik length for ascending. How to tie the Blake's Hitch.

Prusik length for ascending. This post explains what a prusik knot is, prusik uses, how to tie prusik loop knots, material guides & more. One can easily adjust it's length. Prusik cords, essential for arborists, are specially designed to offer excellent grip and optimum flexibility, making it easy to tie effective Prusik knots. Here are the tying steps and tips. Aug 19, 2012 · I cannot imagine how prusik longer than 2-3 feet would work, unless you need the longer length because you don't want to utilize slings, which we all carry already. The exact length depends on what it’s used for but the loop must be at least 15. A VT Prusik is a length of rope with a tied loop or sewn eye in each end. Dec 13, 2008 · What do you think of the Schwabisch Prusik as opposed to the French Prusik? I saw your pic of the XT , what exactly is different from the VT? See the links in the next post below for the answers to your first question. Tie a Girth Hitch around the main rope. So, don’t use a double length (4 foot / 120 cm) runner at full length for an extended rappel; it’s too What are your preferred systems and tools for ascending rope, especially in class C canyons? Frog system? Texas system? Slingshot? Using Mechanical ascenders like ropeman? Tibloc? Croll? Slingshot with Prussik loops? Vt prussiks instead of regular prussiks? Looking to improve my current ascending skills and learn new methods for self-rescue, and would love to hear what works for you. They are, however, more often used for safely repelling by working as an emergency brake must you be knocked unconscious otherwise distracted by falling debris, for instance. Karl Prusik formerly used it, subsequently the name, for ascending a rope, much similar to the modern-day rope ascenders that you could find today. For most climbing and rescue situations, a length of 6 to 8 feet is typically sufficient, providing enough material to tie an effective knot and allowing adequate reach when ascending or descending. 5 m length of a 5 mm cord on most of the thicker varieties of ropes. You can also purchase pre-sewn Prusik loops to avoid having to create one using an accessory cord. So, a 1 foot sling would be made from 2 feet of Dec 15, 2015 · A pull from either direction on the Prusik Loop will cause it to bind, locking the knot. Then, sit back in your harness and push the top Prusik upward until it’s about an arm’s length above your head. I’m getting some conflicting information about the diameter of the cables, though, and therefore am a little unsure what diameter of cord to purchase to make the Prusik loops. 2 -1. Prusik Hitch Knot Tying Instructions Make a sling of cordage (no more than 1/2 the diameter of main rope). The term Prusik is a name for both the loops of cord used to tie the hitch and the hitch itself, and the verb is "to prusik" or "prusiking" (i. Jan 11, 2025 · Tying a Prusik is an essential skill for anyone who enjoys rock climbing, mountaineering, or any other activity that requires ascending or descending a rope. 5 C) Frog ascending system While extricating a jammed rappel device, where do you place the first ascender? A) Above the jammed rappel device B) Below the jammed rappel device C) On a new main We often get the question “how are sewn prusiks and slings measured? End to end or the total length of material?” The answer is end to end. Overall length: 33″ For use on personal ropes 8mm – 9. This is pretty essential because a prusik knot will not work well at all if the diameter of the knot rope is the same as the diameter of the ascending rope. Descending is also covered so you can get back down when practising. It is also commonly used to construct adjustable anchors, as it allows for quick and precise adjustment of the anchor point. By tying a Prusik knot to a rope and using it as a foot loop or hand loop, climbers can pull themselves up the rope with relative ease. Another great use for the Prusik is ascending a rope, which can be done with two Prusiks. The Prusik hitch, a foundational knot in arborist work, allows you to ascend a rope using friction. Named after the Czech climber Karl Prusik, these cords allow users to create a friction hitch that grips onto the rope when weight is applied, making them a vital part of various climbing techniques. However, there are a range of options when it comes to prusik material and of course each has its strengths and weaknesses. A Prusik (/ ˈprʌsɪk / PRUSS-ik) is a friction hitch or knot used to attach a loop of cord around a rope, applied in climbing, canyoneering, mountaineering, caving, rope rescue, ziplining, and by arborists. Overall length: 33″ Climbing Tech Tip on How to Escape a Belay A way to use carabiners to build a rappel device Prusik The Prusik (or spelled prussik) is the most basic friction knot used in climbing and mountaineering. Watch our introduction to prusiks video first for some ke Mar 3, 2011 · Study with Quizlet and memorize flashcards containing terms like what is it called when you change from ascending to rappelling while on a rope, what type of device when used properly will only slide in one direction on a rope, as a general rule, the diameter of a prusik cord should be ___ to ___ the diameter of the main line rope and more. Simple While Powerful! You could find it an amazing gear in 100 outdoor applications. 83 metres for a long. It first appeared in a 1931 Austrian mountaineering manual for rope ascending. Learn all about Prusik Knots from Rock-N-Rescue. Prussik use dates back from sailing and boating use up to modern mountaineering. Now simply stand up on the foot prusik and, once the harness prusik is unweighted, slide it up as high as you can reach. Among the different backup knots, the Prusik stands out for being easy to tie yet effective. The highly responsive friction hitch usually doesn’t slip or jam when set and dressed properly. It s a standard climbers knot that s perfect for ascending out of a jam (or up a tree). Ascending a Rope 3. 8mm Endless Prusik Loop, 15" length, 25kN /5600Lbs, made of 100% Technora for increased durability and performance, 16-strands hollow braid offering power grip to main ropes, used to tie friction hitches, including prusik knot, autoblock, Klemheist knot in mountaineering, climbing, canyoneering, caving, rope rescue, tree care by Table of Contents Introduction What Is the Prusik Knot? How to Tie the Prusik Knot Applications of the Prusik Knot Alternative Knots and Their Advantages Practical Tips for Using the Prusik Knot in the Outdoors Conclusion FAQ Introduction Imagine you're scaling a rugged cliff, the wind whips around you, and your only means of ascending is a thin line tied securely to a solid anchor. History The Prusik Knot is a friction hitch used to attach a loop of cord around a rope, commonly applied in climbing, canyoneering, mountaineering, caving, rope rescue, ziplining, and by arborists. Apr 14, 2023 · What is a Prusik Knot? Origin of the Prusik Advantages of Prusik Hitches Disadvantages of Prusik Hitches How a Prusik Knot Works How to Tie a Prusik Knot Making Your Own Prusik with Cord Pre-Sewn Prusik Loops Three Uses For Prusik Knots 1. Aug 23, 2023 · In this illustrated guide, we teach you how to tie a Prusik Knot, explain what situations it's best used in, and cover its advantages and disadvantages. Jul 10, 2025 · History Of Prusik Knot The Prusik Knot is named after Austrian mountaineer Karl Prusik. Jan 29, 2022 · The Prusik knot (or Prusik hitch) is a knot made out of a loop or rope that attaches to a different rope. However, there are two ways to arrange the Prusiks on the rope - the foot Dec 12, 2022 · Jordan Peterson Letting your third-hand backup hold the weight of your rappel, fashion a prusik above your belay device around both strands of the rope using another prusik, a sling, or your 6mm chalk-bag cord. Four types of prusik knot Prusik Knot. It’s simple in concept but crucial for controlled movement and fall arrest. during rescue situations). Rappel Back Up 2. You can buy a big length of accessory cord lik TECHNICAL SPECS Material: Polyester Length: 18in / 45cm ( the length of loop when flat pull ) Diameter: 8mm / 5/16in Cord Strength: 19kN / 4200lb Loop Strength: 24kN / 5400lb Loop Work Load Limit: 4. This hitch has the advantage that it can be tied with the end of a rope instead of requiring a Prusik Loop. Jun 19, 2025 · Prusik Tree Climbing Rope Setup: 5 Arborist Knots Explained Tree climbing is a specialized skill that demands respect for both the environment and personal safety. Tie the first prusik to the rope and clip this to your harness. * For ascending, we feel that it does not really matter that much if a loop is too long, so if buying a pair of prusik loops it makes sense to have two of different lengths to cover as great Mechanical prusiks have evolved and are growing in popularity. I review three of the more common options below in a long winded rant but threw in a few photos to keep you going. 5mm in diameter Tensile Strengths: Aug 7, 2014 · If I'm using two prusik's to climb a rope (one as a foot loop and one attached to harness directly) What's the minimum diameter of cord I should be looking for to remain safe? The Prusik Knot (technically it’s a hitch) is the most common friction hitch. If you use prusiks longer than 2-3 feet loop, you'll end up hanging below the prusik and will have devilish time to reach it. Scroll down to see the Animated Prusik Knot. The setup you have now looks like you want to have a prusik for abseiling? Ascending a rope with prusiks. No Prusiks? Not everyone carries a set of prusik loops on their harness but most of us carry slings. Aug 11, 2017 · A prusik hitch is an invaluable tool when rock climbing, traveling across glaciers, climbing ropes, etc. Assisting or Hauling a Climber Different Types of Friction Hitches The Autoblock (aka Machard) The Klemheist Final A prusik (also known as a friction hitch) is a short piece of cord which can be wrapped around your climbing rope to add friction. Overall length: 33″ For use on ropes 8mm – 13mm in diameterTensile Strengths: Adjust your prusik knot with ease while ascending during your hunt with this tender. Instead, be resourceful with the gear you probably already have. It’s a simple yet versatile knot that can be used for a variety of purposes, including creating a backup belay, setting up a rappel system, or hauling gear. There are three knots that work for ascending a rope - the Prusik Knot, the Klemheist Knot and the Bachman Knot. - Your prusik will be centred, making it easier to use than if you attach it to a leg loop. comYou can reach us at rescue@utah. The Prusik slides easily up and down the rope, but under force it will cinch down, supporting a huge amount of weight. It only grips in one direction that makes it suitable for climbing. The unique aspect of a Prusik hitch is that it slides freely along the other rope when unloaded yet grabs tightly when loaded. In the case of a Prusik hitch, it is tied around another rope. ) Aug 31, 2022 · Applying a Prusik cord to ropes during rope rescue can be a frustrating endeavor if you are not proficient at tying them. What do you think the size of these should be. Though different factors govern the length of the cord including its diameter and the height of the person using it, you can use 1. With heat shrink tube over . The most common length of cord is about 1. Oct 15, 2021 · The Purcell Prusik system is a collection of tied knots that search-and-rescue personnel or other climbers use for ascending, descending, tying into an anchor point, or working with a suspended stretcher (called a litter). Thanks Apr 12, 2012 · How to Tie a Prusik Knot This loop attachment slides easily when it s unweighted, but holds tight when you pull it. NOTE: Domestic shipping only due to manufacturer restrictions. com describes rock climbing and realted issues in the southeast united states including tennessee, alabama, north carolina, and georgia. A Prusik knot is considered a friction hitch type of knot that is commonly seen and used Nov 24, 2024 · Overview of Prusik Cords Prusik cords are an essential component in the climbing and mountaineering world, designed for ascending and descending ropes effectively and safely. Moved PermanentlyThe document has moved here. I created the following guide to teach everything you have to know to use one. Other Variants of the Prusik Knot Autoblock Knot Sep 6, 2021 · How long should a Prusik knot be? A finished Prusik loop of knot is typically 18 inches to 3 feet long. Aug 7, 2014 · If I want to ascend a rope with minimal equipment, I use 2 Prusiks: one tied to my harness, and the second one for my foot. Use to tie: Symmetric Prusik, Asymmetric Prusik (Schwabisch/Distal), Valdotain Tresse, French Prusik The BlueWater VT performs well when used for ascending, self-belay while rappelling, as a traveling rope grab, or in conjunction with a prusik minding pulley in haul systems. Apr 12, 2016 · GM CLIMBING 8mm pre-sewn prusik eye-to-eye cord, made of double braid 8mm with 50% kevlar sheath which features excellent heat resistance, abrasion-resistance, high strength (Basket MBS 29kN / 6500Lbs) and long lasting performance. Prusik Hitch A "hitch" is a type of knot that must be tied around another object to maintain its structure. To create the Prusik knot, you must first make a loop from a length of cord using the double fisherman's knot or triple fisherman's knot. Nov 21, 2024 · The Prusik knot is particularly useful for ascending ropes due to its ability to create a strong, sliding connection that can be easily adjusted and released. The length of the cord is entirely dependent on what you want to use it for though. Nov 4, 2016 · If you are regularly out on the crags, then you need to know how to use prusik loops. Tying them to your rope and attaching them to your harness will catch you in the event that you fall while rappelling. Used to tie friction hitches on the standing B) Prusik loop ascending C) Frog ascending system D) The changeover Reference: High-Angle Rope Rescue Techniques, Fourth Edition, page 198 NFPA 1006: 6. Published Apr 12, 2012 Katie Herrel High Five We are going to be using the dual prusik loop + carabiners + harness method for ascending the cables. more Feb 7, 2017 · The prusik uses 5 mm or 6 mm accessory cord that is joined at the two ends with a double, or triple, fisherman knot. They are most commonly used for abseiling but are also incredibly useful in a variety of emergency situations such as ascending a rope or escaping the system. Apr 2, 2016 · About this item GM CLIMBING 8mm SEWN-EYE VT Prusik Hitch Cord, 30" and 45" in length, yielding 29kN / 6500Lbs Basket MBS, and made of 100% high tenacity Polyester with CNC machine sewn eyes at ends. It’s great for ascending, and it’s a staple for crevasse rescue systems because it will grip the rope from May 1, 2020 · The term Prusik knot or Autoblock is often used to generalise a number of different friction hitches that we use regularly in climbing. We almost always use the Prusik Knot, since it's more secure than the Bachman Knot and easier to loosen than the Klemheist Knot. Jun 3, 2025 · Ascending Ropes: One of the primary uses of the Prusik knot is for ascending ropes. It's known for its ability to slide along a rope and lock under pressure, making it perfect for ascending ropes or securing gear. Oct 26, 2017 · Learn how to tie a Prusik knot, an important knot used in climbing for ascending ropes and in emergency situations. The contents of this video have been carefully researched and are belie Feb 22, 2020 · One final note on the prusik: We only recommend using cord - not - webbing when making this friction hitch. They can slide up and down easily, but lock around the rope when weighted. The name derives from Jason Blake who is credited with describing the knot to other arborists in 1994. RemoteRescueTraining. Additionally, the Prusik knot can be employed as a self-rescue tool, enabling climbers to ascend a rope in the Study with Quizlet and memorize flashcards containing terms like What is it called when you change from ascending to rappelling while on rope?, What type of device when used properly will only slide in one direction on rope?, As a general rule, the diameter of a Prusik cord should be ____ to _____ the diameter of the main-line rope. You want to use an extension that’s roughly 1-2 feet / 30-60 cm long. When Prusiking, one Prusik Loop is attached to a climbing harness and another longer Prusik Loop is attached below that you place a foot into. Prusik knots can be Symmetric Prusik, Asymmetric Prusik (Schwabisch/Distal), Valdotain Tresse, French Prusik The VT performs well when used for ascending, self-belay while rappelling, as a traveling rope grab, or in conjunction with a prusik minding pulley in haul systems. 7” (40cm) in length to ensure there’s enough space to create the Prusik hitch around the climbing rope. Uses: The Purcell Prusik System is utilized for a wide range of applications including: adjustable attendant How to Tie a Prusik Knot You will have to make the cord loop with a double fisherman’s knot or a triple fisherman’s knot before starting off with the tying procedure. The Distel hitch is a slide and grip knot that is popular with arborists for ascending or descending a climbing rope. edu Symmetric Prusik, Asymmetric Prusik (Schwabisch/Distal), Valdotain Tresse, French PrusikThe VT Prusik 8mm performs well when used for ascending, self-belay while rappelling, as a traveling rope grab, or in conjunction with a Prusik minding pulley in haul systems. The Blake’s Hitch is a friction knot popular with arborists for ascending and descending on ropes. Today, the term Prusik is used as both a noun (referring to the knot and the loop) and a verb (prusiking up a rope). 5 mm in Technical SPECS 6. A prussik knot is one of the easiest and most important knots that you can tie while rappelling. 5 cm for prusik loop (the length of the loop when flat pull)Net weight: 25 g / 0. This is important because the length of a prusik step is determined by the distance between the chest and foot ascender when the foot ascender is raised on the rope. It also adds a little bit of length, making ascending more efficient because you get more upward “throw” for each motion. They are abrasion-resistant and designed to work in harmony with access and work ropes. 5 metres for a short prusik and 1. In this guide, we explore the Prusik knot’s role in rope flatliners southeastclimbing. 5 days ago · The diameter and length of the Prusik cord to choose will depend on several factors, including the diameter of the rope you will be using, the weight of the load you will be hauling or ascending, and your personal preference for grip and handling. 8 mmLength: 15 inch / 38. The VT Prusik is most often used in canyoneering for autoblocks and ascending. The term "Prusik" refers to both the loops of cord used to tie the hitch and the hitch itself. They’re a popular knot used by climbers of all skill levels. Mar 15, 2025 · The appropriate length for a Prusik cord often depends on its intended use. The Bachman Knot also requires a locking carabiner, and is fussy to tie and to use. Here's Andy demonstrating one way to ascend a fixed line using purcell prusiks. A Klemheist Knot. Jan 31, 2014 · The same features that allow the Prusik to used to great effect by climbers in ascending a mountain (i. Only prusik up a rope which is properly attached to an anchor Sounds obvious, but many accidents have happened because a climber was ascending a ‘stuck’ rope which then came free. Slide and grip knot used for climbing a static rope. ly/2LjasRB Sometimes you need to know how to get out of a tight spot, with the gear you have on you. e. and more. This guide will walk you through setting up a Prusik However, before use, the Prusik efficiency must be checked by the climber with their own rope as variations can be expected, for instance, new ropes can be very slippery so an extra turn may be needed. What are Prusik Knot Applications: ascending a rope, backing up a rappel, holding a rope for emergency rescue purposes The Prusik Knot is a versatile way of attaching a loop of cordage to a larger rope. Jun 2, 2024 · A few notes on rigging methods . What is a Prusik Knot? 🤔 The Prusik Knot is a friction knot used frequently by climbers, arborists, and rescue professionals because of its simplicity and versatility. In that Oct 9, 2019 · The comparative length of the prusiks is important; the top one need only be the length of the prusik (about 50cm) above you but the lower prusik will be extended with a sling to make the foot loop. For example, if you want to make a hauling system you want them to be short, but if you want a system for jumaring, ascending a rope you want one long and one short. Apr 29, 2023 · For example, the prusik and the autoblock were first invented for ascending ropes. Advantages - You can use a prusik with less chance of it getting sucked into your belay device. The prusik loop connects to the rope by wrapping around the rope and through itself to make a barrel. If the chest ascender sits too high on the body this distance is reduced and the caver can only take short prusik steps which is inefficient. . Tips for Tying a Prusik The Prusik knot is a versatile and useful knot that can be used for a variety of purposes, including ascending and descending ropes, creating rappel systems, and providing backup belays. Dec 3, 2024 · Prusik Knots in Rope Systems The Prusik knot is a cornerstone of technical rope systems, widely regarded for its versatility and reliability. the knot will easily slide to where it is needed and then lock into place) make it perfect for equestrian usage especially when setting up a highline to secure your horses and mules overnight. Apr 6, 2023 · Do you need to do some improvised rope ascending? You don't need a designated waist and foot prusik cord. The autoblock is a particularly popular rappel backup because it is very quick to set up. 1. May 15, 2025 · The Prusik Knot is a classic friction hitch that is used to attach a cord around the main line commonly used for ascending or descending the rope. Jun 12, 2025 · Prusik loops may seem complicated at first, but in reality, they’re an easy and versatile knot that can tie in the dark. Clip a double-length sling (or two girth-hitched single-length slings) to the prusik to serve as a foot loop. Jul 11, 2025 · A prusik in rappelling is a motion-resistant knot designed to tighten up when weighted. Sherrilltree has a large selection of mechanical ascenders to make your climb more efficient. – The Purcell Prusik System is standard personal protective equipment for many rescue personnel operating in technical Search and Rescue settings. It can be used on a work […] Extending your belay device before abseiling can be useful in certain situations. Lightweight and compact, these cords enable quick and secure adjustment when ascending, descending or working. Supple in handling, flexible and easy to tie knots. Besides aiding climbing in the wild, prusik loops are helpful for ascending and descending rappels, ascending rope-studded walls, and traversing steep terrain. The Purcell Prusik used as a lanyard can certainly be considered a worthwhile alternative to the traditional daisy chains and other personal restraint lanyards available in the marketplace. Webbing does not work well with a prusik, so if you’d like to use webbing, you should use either the autoblock or the kleimheist instead. 8 mm Endless Prusik LoopMaterial: 100% TechnoraConstruction: 16-strands hollow braidDiameter: 17/64 inch / 6. Mar 8, 2023 · The length is based on having a gap of around the width of 4-5 fingers (or 8-9cm) between the top of a 3-Wrap Prusik when tied and the base of the Prusik minding pulley. Tie a second prusik (perhaps from a longer loop of cord) to the rope, form a slip knot in it's tail and put one foot through the slip knot. [1][2][3] More Purcell Prusik Loop is an adjustable loop suitable for making the components of the Purcell Prusik System and an adjustable tether. Aug 4, 2019 · GM CLIMBING 12in 6mm pre-sewn prusik loop is made of 6mm accessory cord (both CE and UIAA certified) which features excellent abrasion-resistance, high strength and long lasting performance. The concept is simple: the prusik knot is tied around a climbing rope, called the host rope or main line, and when it is loaded it tightens down and grabs the main line. What are prusik loops? Prusiks are short pieces of soft accessory cord of different thickness, tied into loops of varying length using a double fisherman’s or overhand knot. I was trying to find that perfect length for 3rd hand backup prusik cord, but I found that they should be smaller than my other prusiks. 88 OzStrength: 25 kN / 5600 LbsUsed with main ropes of 8~11 mm / 5/16~7/16 inch (Dia. You don't have to buy a presewn Prusik loop for rock climbing, canyoneering, caving, or other rope adventures. Nylon Accessory Cord: Various lengths and diameters How to Ascend a Rope Easily With the Prusik Knot - ITS Knot of the Week HD ITS Tactical / Imminent Threat Solutions 406K subscribers Subscribed The VT Prusik is a versatile open-end Prusik. And lastly you had mentioned that some people had advised making the prusik knot out of line smaller than the halyard. It can be used for self-belay and for progress capture (e. It can be used in both an upward and downward direction. Using a prusik knot or friction hitch to hold your ascent and descent on a rope is a common practice in tree climbing. 8kN / 1080lb FEATURES 8mm Prusik Loop, yielding an MBS of 24kN /5400Lbs, and made of 100% high tenacity Polyester with CNC machine stitchings at joints. Overall length: 33″ Ascending a rope with a belay device is similar to ascending with two friction hitches: Stand up in the foot loop and pull all the slack through your device. Whether used in high-angle rescue, climbing, or rigging operations, the Prusik knot provides a lightweight, adaptable solution for progress capture, backup belay, and other critical applications. Need a prusik for your 8. The VT Prusik is a versatile open-end Prusik. Principal use is allowing a rope to be climbed - ascending or "Prusiking". Whether you’re a seasoned climber or just starting out, learning how to tie a Ascending and descending a tree, managing two lines and two equal length prusik loops. - You can transition from abseiling to ascending easily – useful if you abseil too far on a multi-pitch descent Mar 21, 2025 · Now that you know how to tie a Prusik knot, you can learn how to use it for ascending and descending ropes. These simple pieces of kit can literally be a life saver if you keep them on your harness and know how to use them properly. g. The Purcell Prusik system consists of three knots made from accessory cords of varying lengths to allow for comfortable climbs without the ropes getting in each other’s May 15, 2023 · GM CLIMBING 6. Nov 12, 2012 · In reply to neuromancer: Fwiw, they're to be used just like any other prussik, for ab backup and for rope ascending/crevasse rescue. 1mm-10mm rope? Beal Jammy is specifically made for these smaller diameters ropes. Mar 27, 2022 · However, having the friction hitch made with the HollowBlock makes it MUCH easier to slide, compared to a prusik hitch made with a Dyneema sling. While it’s likely that Jun 27, 2019 · AMGA Certified Rock guide Elaina Arenz shares how to tie and when to use Autoblock, Kelmhiest, and Prusik friction hitches. Jun 20, 2012 · When tied correctly the Purcell prusik can be shortened to as little as 60cm (shoulder length runner) or extended to 120 cm (double length runner). Nowadays, modern aid climbers use jumars to ascend fixed ropes, and friction hitches are used more in an emergency or improvised context where ascending the rope has become necessary, for example, when your ropes get stuck on a multi-pitch rappel descent. All you need is a friction hitch, long sling, and a modern belay device like a Grigri or “guide-mode” style belay device. Use to tie: Symmetric Prusik, Asymmetric Prusik (Schwabisch/Distal), Valdotain Tresse, French Prusik The VT performs well when used for ascending, self-belay while rappelling, as a traveling rope grab, or in conjunction with a Prusik minding pulley in haul systems. The Prusik Knot is one of 23 essential rope knots included on the waterproof Pro-Knot Outdoor Knot Cards - click to see. Reason: you always want to be able to reach above your rappel device to put on a prusik in case you need to unweight your device. How to tie the Blake's Hitch. Get some DMM rigging gear: http://bit. fits up to 11mm or up to 16mm rope size (choose size needed) make adjustments to length of lineman’s belt and tether height with ease flexible and quiet with no metal or mechanical parts NOTE: Not to be used for overhead lifting or climbing applications. using a Prusik to ascend). It functions as a secondary safety measure and rappelling back up. Overall length: 33″ For use on personal ropes 8 mm – 9. pjhkoclf hkch elgbms wybb pjeyax ixw tpm fxx dgs ztqwamq