DMM Revolver Screwgate Carabiner with Pulley Sheave straps What makes the ISC Twister

What makes the ISC Twister different from a standard swivel carabiner

Need to store a chainsaw on the bucket

For ropes up to 1/2”

000 lbs (9kN)

Ultra-lightweight micro pulley — minimal pack weight

DMM Revolver Screwgate Carabiner with Pulley Sheave straps What makes the ISC TwisterDMM Revolver Screwgate Carabiner Integrated Pulley Sheave The DMM Revolver is one of those pieces of hardware that quietly makes your rigging system more efficient every time you use it. The integrated pulley sheave at one end of the carabiner dramatically reduces rope friction compared to a standard carabiner redirect making it a go to choice for mechanical advantage systems, speed lines, and hauling setups where friction is the enemy of efficiency.