SMC JRB Double Pulley with Becket (Blue/Black)
The SMC JR (Jigger Rescue) and JRB (JR with becket) double prusik minding pulleys have been designed to be compact, lightweight and cost effective. A key component of every rescue technician's tool box, the JR and JRB pulleys provide tremendous versatility in the minimalist of ways. Couple the JR with a JRB pulley and you have a lightweight mechanical advantage system that can pull duty in rescue roles from litter tilting to piggy back systems.Despite its size the JR and JRB Double Pulleys will easily handle full-sized work loads and is ideally suited for use with the very popular SMC Aluminum Locking D Carabiner. The bell-shaped top hole allows the carabiner to be rotated freely and completely. Two light weight nylon sheaves are paired with a stainless steel rivet axle for reliable performance at a reasonable cost. Easy to carry and easy to use - this is a great double pulley that won't bust your back or your bank. Intended for use with rope up to a maximum size of 9mm.Certified to meet UIAA127/ EN12278 Standard on 8mm rope.