Black Diamond Climbing carabiner Pearlock

With its updated design and hot-forged construction ultra functional, the PearLock features a generous rope-working surface, making it extremely smooth to use, whether belaying on a half-cabestan or with an ATC Guide system. The classic screw ring that locks the PearLock makes it a sturdy, reliable and ultra versatile carabiner.
Product features
Large rope working surface for smooth maneuvering and greater durability
Hot-forged for lighter weight
The ring locks onto the carabiner finger (not the spout) but does not lock when under load
Screw-ring finger
H-type or HMS carabiner. For dynamic belaying on a half-capstan or with a belay system.