Prusik rope types Bee Line has one of the highest heat-resistant covers available in the market. Step 7 Slide the unweighted bottom prusik up the rope and stand in the foot loop. While you’ll find countless options for rope available, only a few types of rope are suitable for tree climbing, rigging, and general arborist work. 0 kN for 7-10mm cords. Prusik cord can be static for two reasons: (1) you generally will not fall directly on the prusik; (2) upon a fall, the prusik cord will slip, dissipating energy. BlueWater 6mm Accessory Cord; 3. Application and Uses. The 9-mm cord is the size preferred by rescuers who use cord for a Load-Releasing Hitch. Our collection of 9mm rope has the best prices on popular products like 9mm climbing rope, 9mm static rope, and everything in between. PMI Prusik Cord 8mm; 4. 0mm Prusik Cord; Understanding the Importance of Purchasing Cords for Prusik: A Guide for Climbers; Understanding the Prusik Knot; Types of Cords Suitable for Prusik Applications; Maintenance Tips for Prusik Cords It is often made by tying the ends of cord with a Double Fisherman's Knot. We have many 7mm cords for sale like 7mm accessory cord, 7mm prusik cord, and 7mm climbing rope. Prusik Cord is available in assorted colors from 5 to 9 mm diameters in various lengths. Prusik knots rely on friction to function correctly. Watch our introduction to prusiks video first for some ke Prusik Cord Thickness. Mammut 8mm Prusik Loop; 5. If you use a cord that is too thick, it won’t have enough friction to lock up when you need it to. Cons: Unlike the Prusik, it’s not a friction hitch and cannot slide along the rope. Descending is also covered so you can get back down when practising. It’s great for ascending, and it’s a staple for crevasse rescue systems because Ascending a rope with prusiks. Anyplace where there is a need for a strong and secure loop that can slide when needed. Step 8 Practice: Regular practice on different rope types helps improve proficiency. With excellent grip and high heat-resistance because of the Aramid fibers Ice Tail is a popular choice as a friction hitch cord in climbing systems and progress captures for rigging systems. Rope / Cord Specifications Description (Fiber Type), Diameter, Breaking Strength: CMC Rescue Prusik Cord and Load Release Hitch Cord (Nylon) 5 mm 5 kN (1,124 lbf) MBS No matter the type of prusik you’re looking for, we’ve got you covered. May 25, 2025 · Prusik cord is a type of rope that is commonly used in outdoor activities such as climbing, mountaineering, and caving. A prusik can form a strong anchor that doesn’t slide down a leg or steep diagonal. 5mm Prusik Cord; 5. There are tons of different options out there within the category of friction hitches. If both the ropes are similar in size, the knot won’t grip well. The three most common friction hitches are the klemheist, prusik, and autoblock. This cord is flexible and grips well onto the 10mm rope. Apply Tension: Apply tension to the line, forming a vector force by pushing down the bundle of ropes. It can be used as an emergency ascender system, as a backup for a rappel, or to hold a rope during emergency rescue, as well as many other Mar 14, 2004 · I meant also to reply to your original question about a Prusik's diameter: "On Rope" suggests that the Prusik rope's diameter is about 70% that of the climbing rope. Sterling Rope 8mm Powercord Prusik; 3. Prusik knots are versatile, easy to tie and adjust, and can be used for a variety of tasks. In the usual version, the loop is wrapped round the rope from top to bottom, with the ends brought together in the middle from the top and the bottom. So overall I am suggesting that use of the Kleimheist with cord that is about half the diameter of your ascending rope (no less than 5mm if it is mountaineering type cord you are using) should give you a system that is secure and easy Nov 5, 2024 · Triple Rope Back-Tie: Create a back-tie with triple ropes between the focal point and the rear anchor, using carabiners as pulleys for 3:1 mechanical advantage. At loads over 1. Rescue and belay authorities recommend using a cord or other Prusik loop material that is about 60% to 80% of the standing line diameter. I also read that stiffer ropes don't work well as prusik cord. In addition, the Prusik cord is made from a blend of nylon and polyester fibers, which provide excellent resistance to abrasion, cutting, and UV degradation. Please see the table below for maximum lengths available for order. Friction hitches are commonly used by arborists for ascending and descending a rope. History. The Prusik Knot is one of 23 essential rope knots included on the waterproof Pro-Knot Outdoor Knot Cards - click to see. It would be dangerous for the climbing rope itself to be static. Any ideas for knots that will stay tight, or maybe a specific type of rope that is able to hold onto amsteel better? Thanks. Using a thin cord means it tightens easily around the rope and is difficult to move around. These are often tied in place of a mechanical rope ascender. Mar 8, 2023 · Prusik Cord. Whether you need climbing rope, rigging rope, throw line or prusik cord you can count on us to get you the rope you need at a price you will love. 5m of rope. In this way, the knot acts as a backup by ensuring that when the knot stops the rope from moving through it, you also stop, arresting any momentum that may have built up. This is also true for untying the double fisherman’s knot that most climbers use to create a DIY prusik loop out of an accessory cord. If you’re using a 1/2-inch (12. 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 ARBORIST ROPES ARE OUR SPECIALTY. ] Our collection of rope access rope has the best prices on popular products like KM III Static Rope, WorkPro Static Rope, and everything in between. Our collection of nylon rope has the best prices on dynamic climbing ropes, dock lines, and everything in between. It offers less grip while using thinner ropes, so it is usually the finest for a thinner cord. This held really well with the original line (some type of spectra 1200 lb?), but a prusik does not hold at all with amsteel. Apr 14, 2023 · In addition, prusik knots can be difficult to break from the rope after being loaded. Nov 5, 2024 · The tensile strength of Prusik cords varies by manufacturer and diameter but generally ranges from 6. PMI 8mm Prusik Cord; 4. Heat resistant fibers like Technora or Kevlar add a measure of safety in that they can keep a prusik from melting through in case of a rapid descent. [ed: I assume the '?' was supposed to be the symbol for inches, further compounding their sin of mixing units. How to tie a prusik knot. You will not find a better prusik cord on the market. 0 to 7. Check Conditions: Wet or icy ropes can affect the knot's performance. Ideally, the diameter of the prusik cord should be no more than 70% of the main rope’s diameter. You can also purchase pre-sewn Prusik loops to avoid having to create one using an accessory cord. Some cords even come in pre-sewn loops. The Prusik Knot (technically it’s a hitch) is the most common friction hitch. It functions as a friction hitch, allowing the loop to slide easily along the rope when unloaded but locking securely when weight is applied. Wrap the cord around the rope 3–4 times (depending on the diameter of your cord and rope), or as many times as necessary for it to bite down, then clip the other end of the cord back into the same locking carabiner. There are several variations on these types of hitches and it is common for climbers to carry several loops of line or continuous slings to form these fast handy connections. A "hitch" is a type of knot that must be tied around another object to maintain its structure. S. Prusik Hitch Knot Tying Instructions. We stock ropes from the best, like Yale, Samson, All Gear and more. If you use a cord that is too thin, it will tighten easily around the rope and will be difficult to move freely. The diameter of your cord should be 60% to 80% of the rope’s diameter, whether you are using the prusik on one rope or two. Our collection of prusik cord has the best prices from popular brands like Teufelberger, Sterling Rope, and everything in between. g. Jan 9, 2025 · In reply to. Scroll down to see the Animated Prusik Knot. Skip to content FREE U. 2 to 1. Mammut 7. 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. My only question is which rope to use? I don't want to use any 7mm climbing rope as my prusik. The general rule of thumb is the diameter of your Prusik cord should be between 60% to 80% of the diameter of the main rope (approximately two-thirds). Bee-Line offers high heat resistance provided by its Vectran core and a 75% / 25 % Technora / Polyester braided cover. The End of the Rope Prusik differs from the "standard" Prusik friction hitch in that it does not use a short, closed Prusik cord that is looped around the main line, but rather builds up the knot by using the working end to attach the rope to the other line. Proper Wraps: Increase wraps on the Prusik for smoother ropes or when additional grip is needed. This characteristic makes it suitable for tying a Prusik using a long rope. Prusik Rope Length. The maximum prusik cord is 5 – 8mm thick, though you could also use a thicker cord, particularly alongside thicker ropes. High-quality arborist rope is available in both nylon and polyester, in multiple colors and weaves, with different amounts of Feb 15, 2023 · Make sure that you get all the strands of your prusik cord to lay smooth and not overlap, so it creates the most friction around your climbing rope. SHIP $199+ | $10 OFF $100+ WITH CODE SAVE10 Jun 27, 2019 · How to assemble: Clip a small locking carabiner to your belay loop and then clip one end of your looped cord into the carabiner. However, there are a range of options when it comes to prusik material and of course each has its strengths and weaknesses. In general, a 6mm cord works best with the 10mm rope and a 5mm cord works best with the 8mm rope. In my version, I tie a May 1, 2020 · The Prusik Knot (aka Original Prusik, Classic Prusik) Developed by Austrian mountaineer Dr Karl Prusik, this hitch works by threading a cord around a rope and back through itself, usually 2 or 3 times, to provide a locking friction hitch that is difficult to release under load. Cord is sold by the foot. Classic Prusik Knot: The Classic Prusik Knot is the most Ropes were engineered so that the rope has enough give to grip the climbing rope but is not so mushy that the knot locks up. Perfect balance between firm We are back with another 101 video, this time all about ropes. Key Features: The 100% nylon 8mm prusik cord has been specifically adapted from our 8mm accessory cord to be more supple [ed: emphasis added] and provide the best possible compatibility with rescue ropes in both 1/2? and the smaller 7/16? diameter. See full list on 101knots. It is a thin, lightweight cord made of nylon or other synthetic materials and is used to create a friction hitch, which can be used to attach the cord to a climbing rope. The Prusik cord we choose to use was an 8mm 16kN Kordas Accessory Cord. Petzl Prusik Cord 8mm; 4. 3 Strand 8 Strand 12 Strand 16 Strand 24 Strand 32 Strand Solid Braid Prusik cord; Accessory cord; Throw line; Slings; Arborist Rope Static Line: Now the hard work begins. To make a prusik loop, you usually need between 1. BlueWater Ropes 7mm Prusik Cord; 2. So a Pros: Creates a secure, load-bearing loop in the middle of a 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 Aug 11, 2017 · A prusik hitch is an invaluable tool when rock climbing, traveling across glaciers, climbing ropes, etc. SHIP $199+ | $10 OFF $100+ WITH CODE SAVE10 Apr 2, 2016 · Low water absorption makes the Prusik cord not easily lose its shape even after being used for a long time, highly adaptive to outdoor activities. More about 7mm ropes. 5mm dynamic rope. A single carrier 12-strand hollow braid that has a great hand and a soft feel. The diameter of the cord should be 60-80% of the main rope diameter. 7mm ropes and cords are great for climbing and accessories, and come in different materials. Sterling Rope 8mm Prusik Cord; 2. I find that 140 cm of 5 mm or 150 cm of 6 mm makes a good length of prusik sling for tying a French prusik knot (auto-block knot). Sep 6, 2021 · As a rule of thumb, the length of the accessory cord tied in a Prusik loop should be twice the length of the finished loop with one extra foot for knots. I review three of the more common options below in a long winded rant but threw in a few photos to keep you going. We carry some of the most trusted brands on the market, including Sterling, Donaghys, and Stein. Trango 7mm Prusik Cord; Why Do People Need to Buy Prusik Cords; Understanding Prusik Knot Mechanics; Material Types and Their Benefits; Maintenance and Care for Prusik Cords Two color choices allow you to use a separate color for each length Prusik in a Tandem Prusik Belay System. 1. The Prusik slides easily up and down the rope, but under force it will cinch down, supporting a huge amount of weight. Choose the Right Cord: A common rule of thumb is to use a cord with a diameter 60-80% of the host rope’s diameter (e. Beal Prusik Cord 8mm; 5. This is the type of knot maybe a little bit shorter that I would use with a rope wrench or something more advanced on a single SRS Climbing line like this, but these knots are also really great for DRT where you can get just the smoothest performance. Double braid - Core and Sheath rope construction - this “sturdy sheath” further enhances great abrasion resistance and guarantees long-life utilization. Lock: Lock the back-tie with a half hitch or prusik knot. I'm interested in looking at some of the polyester, as you, Nick, and BlakesHitch have discussed. This 100% nylon construction is designed to grip all types of kernmantle ropes but especially our KM III and MAXIM ropes. Tandem Prusik Belay. Another thing to bear in mind (this was covered in a thread here last year on the topic): some brands of accessory cord are harder and more slippery than others. Nov 18, 2024 · 1. For example, to be belayed by a fellow climber by another rope, either from above or below, as with regular climbing while building intermediate points of protection. Make a sling of cordage (no more than 1/2 the diameter of main rope). Softer cords are better because they cinch Mar 11, 2025 · Prusik Cord Size. This acts as a backup in case the prusiks fail. Size Matters: Always ensure the correct size and condition of ropes and cords. No matter if you are a top pro or someone new to tree climbing, we have Mar 16, 2025 · Rope Size. In the case of a Prusik hitch, it is tied around another rope. 3 Types of Prusik Hitches. Features. Types of Prusik Knots. es, climbing trees for arborist work requires a lot of gear, and a key part of that gear is arborist climbing rope. Mar 15, 2025 · Overview of Prusik Cords; 5 Best Prusik Cords. com In rescue work, if a climber has to be pulled up, a Prusik loop can hold a pulley block purchase system on a climbing rope. SHIP $199+ | $10 OFF $100+ WITH CODE SAVE10 Prusik Hitch. You can use 6mm cord on 11mm rope but 6mm on 9mm rope becomes a problem because the size difference is less). To tie a Prusik Knot, you first need to make a Prusik Loop. Jan 31, 2014 · A Prusik knot is considered a friction hitch type of knot that is commonly seen and used extensively in the realms of caving, climbing, canyoneering, mountaineering, rope rescue, and by arborists. Choosing a length: Many factors govern the length of rope used to make a Prusik Loop; what it will be used for; the number of wraps that will used in the Prusik Knot; the diameters of the ropes; and, the height of the user Dec 3, 2024 · Best Practices for Using Prusik Knots. Sterling Rope 6mm Prusik Cord; 2. Used during rescues, tandem Prusik belays ensure the Prusik grabs the rope, preventing injury to rescuers’ hands. The effectiveness of various types of prusik knots is brought about by inserting a carabiner (sometimes even a metal ring) into the knot. How a Prusik Knot Works. We offer a fantastic range of prusik cords at the best prices in Australia. The Autoblock Knot is used as a backup knot when rappelling. It is not so Nov 4, 2016 · I use two similar knots that can be used for most things - the standard prusik knot, and the French prusik knot. Regardless of industry, there are 3 main types of rope; three strand, kernmantle and double-br Heat-resistant prusik cords have become popular for tree climbers looking for added durability and safety in their friction hitches. Sliding the Prusik You may find it awkward to slide a prusik after it has been weighted. BlueWater 7mm Prusik Cord; 3. Prusik Cord Diameter Guidelines. By flexible cord I mean you can bend in half easily when pressed between your thumb and fore (index) finger. Our prusik cords are designed to provide exceptional grip to climbing ropes. So 8mm for an 11mm rope sounds right. Iloverealrock:. 2 and 1. You can make it with a piece of short nylon rope that’s tied into a fixed loop with a Double Fisherman’s Knot (or Triple Fisherman’s Knot). This results in a smooth, controlled movement over the climbing rope and makes untying the prusik knot easier. DMM 7mm Dyneema Prusik Cord; Why Do People Need to Buy Prusik Cords? Understanding the Different Types of Prusik Cords; Safety Considerations When Using Prusik Cords; Care and When you have climbed up the rope enough to generate a loop of slack, you should attach the rope to your harness with a clovehitch. The knot consists of one or more loops of cord tied around the climbing rope, creating a secure grip. , a 6mm Prusik cord for a 10-12mm rope). SHIP $199+ | $10 OFF $100+ WITH CODE SAVE10 The Prusik Knot is a versatile way of attaching a loop of cordage to a larger rope. I have developed my own version of the French prusik. FAQs: Addressing Common Questions About the Prusik Knot What is the ideal cord length for a Prusik Knot? Nov 24, 2024 · Best Prusik Cords – Reviews. To ascend, push the top prusik up the rope as far as you can, then sit back in your harness to rest your weight on it. Prusik Cord is available in assorted colors in 5mm to 9mm diameters. This size ensures sufficient friction without making the A Prusik (/ ˈ p r ʌ s ɪ k / 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. Use your thumb to flick open the strand that crosses the knot to loosen it up Apr 19, 2023 · Prusik cord is a type of accessory cord used for creating a friction hitch. Mammut 8. The Prusik is a slide and grip hitch used to attach a loop of cord around a rope, primarily in activities like climbing, canyoneering, mountaineering, caving, rope rescue, and arboriculture. I tried extra wrapping the prusik, 4 times instead of 2, and it holds better but still slips. Jul 24, 2015 · I have 10. 5 meters. 0 kN, the Prusik cord may slip on the rope. Example: for a 9mm main rope, a 6mm Prusik cord is enough. The Prusik knot is a friction hitch that allows a cord to grip a rope. I read somewhere that the prusik rope should be about 70% of the climbing rope, which is about 7 - 8mm for me. By Rope Type. Placement Matters: So this is an eight millimeter hand splice arborist prusik cord on this 11 millimeter rope. The length of the Prusik cord should be around 1. The beauty about a prussik knot is that it only tightens when placed under pressure; in all other scenarios, it will allow the rope to pass through it without creating friction. Most cord is nylon and actually has some degree of stretch. Quick Guide: How to Make a Prusik Loop. As you stand up, slide the now unweighted top prusik up the rope. 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. Aug 23, 2023 · For example, to “prusik” a rope, which means to ascend it using Prusik Loops. Mar 16, 2025 · Rope Size. 7mm) rope, a Prusik cord with a diameter between 8mm and 9mm is ideal. An 18″ Prusik loop will require 4′ of cord. npannrmqmcopfvvfxqxjugjnyyofifjluuqbcodpwvtqdzynfshby