Black Diamond's largest belay and rappel locker, the RockLock carabiner features a keylock nose, is Munter Hitch compatible and can be operated with one hand.
 

• Square hinge end holds belay loop securely in place
• Slightly curved spine maximizes gate opening
• Keylock nose prevents snagging
• One-hand operable
• Screwgate sleeve

Tech Specs

• Weight :   85 g (3 oz)
• Closed Gate Strength :   24 kN (5395 lbf)
• Open Gate Strength :   7 kN (1574 lbf)
• Minor Axis Strength :   7 kN (1574 lbf)
• Gate Opening :   21 mm (0.83 in)