What size sling for top rope anchor Please turn off your ad blocker. This particular anchor used 60' of 11mm static rope, two trees, four locking carabiners and 30 Aug 4, 2021 ยท The quad anchor is an increasingly popular choice for many climbers. My solution would have been to girth hitch the top hanger and then attach the sling to one locker on the lower hanger. The Double Sling. With rope you can tie a double bowline off on one, and the other can be whatever you want - a frictionless hitch, a bowline on a bight, or just some bight clipped to a sling around the tree. If the bolts are set back on a ledge, or situated in a place which causes the rope to rub over an edge, you should extend the anchor and pad the edge. A typical rigging rope is static (minimal stretch), 9 or 10 mm, between 20 and 30 meters in length. Step: Connect your anchor points. Rugged and strong. I choose this anchor when climbers will be top roping and or the need to be above the anchor might arise. prznxhqqebdsfilyaombjyuvkebhnsstyvinfjqlmyxymzrmazaulurmmwreqtafenarugeaxhrrlv