The sq. hinge finish holds belay loop securely in place whereas the marginally curved backbone maximizes the gate opening. The RockLock has a keylock nostril that stops snagging and may be operated with one hand. So if you’re on the lookout for one thing that may help you get wherever you wish to go, you’ve discovered it with the Black Diamond RockLock Twistlock Carabiner.
Black Diamond RockLock Twistlock Carabiner