Designed for secured double rope ascent (DRT) — the go-to technique for many professional arborists

Why does the drawstring closure matter for throwline use

Contoured shank with offset design

✅ Titanium contoured shanks and stirrups — lighter than steel without sacrificing strength

DMM Revolver Screwgate Carabiner with Pulley Sheave wire core buck strap Designed for secured double ropeDMM 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.