Black Diamond's largest locking karabiner, the RockLock is designed for great handling, and features a hot-forged lightweight construction, a redesigned spine for better handling, and a larger rope bearing surface for greater durability.
The Twistlock version is a one-hand operable autolocking karabiner, involving two motions to open the gate, and is ideal where you want to be absolutely certain that the karabiner is always locked.
Ideal for belaying, abseiling, belay construction, and as a master point for top rope.
- Hot-forged for lighter-weight construction.
- Square hinge end holds belay loop securely in place.
- Slightly curved spine maximises gate opening.
- Keylock nose prevents snagging.
- One-hand operable.
- Autolocking Twistlock sleeve.
- Type H or HMS connector. For dynamic belaying using an Italian Hitch or belay device.