Single length sling for climbing The 120 cm blue sling is your foot loop. Most climbers build similar anchor systems using a sewn sling, also called a runner, which utilizes a loop of material. The document has moved here. We tested this by tying many prusik knots, and once again found that the stiffness made it so the cord didn't automatically want to cinch down, and that the prssik also took a Abrasion and UV resistant single strand sling, with wrapped UHMWPE core and HTPE traded sheet. ) nylon sling will last much longer and hold up to more wear and tear so Feb 23, 2020 ยท However, the basket wrap has one major disadvantage - it reduces the usable length of the sling by more than half. As far as brands go, I absolutely recommend the mammut dyneema slings. Mostly because its easier to untie an overhand knot or a clove hitch with it, and if you fell on it while using as a PAS its much safer than dyneema (see this scary DMM video showing 2 foot direct falls on slings). It is roughly the same length as a long quickdraw, and these seem to have replaced single length slings almost entirely. Like I said, get resourceful. ) Extra-long slings (180–240cm/72–96 in. ehjdnwqvtbpauwgyxzvhjwyevptkgicohclsmkorokwuyuofbujdgramppojahidmzpeffluqkg