DMM Revolver Screwgate Carabiner with Pulley Sheave Brand_Spyder Manufacturing making them extra large compared

making them extra large compared to standard climber pads

Climbing on doubled rope (DRT)

the oval geometry prevents your hardware from shifting to one side under load

or rigging setup

DMM Revolver Screwgate Carabiner with Pulley Sheave Brand_Spyder Manufacturing making them extra large comparedDMM 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.