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Black Diamond RockLock Twistlock


The Black Diamond RockLock Twistlock is a large locking carabiner great for belaying and abseiling. 

Featuring a snag free keylock nose, and compatible for use with a Munter Hitch, the Rocklock Twistlock is one hand operable too. 

This version also offers ’twist-lock’ spring loaded gate locking technology.


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


  • Gate Clearance mm: 21
  • Gate Closed kN: 24
  • Gate Open kN: 7
  • Keylock: Yes
  • Minor Axis kN: 7
  • Width Widest mm: 76
  • Length mm: 117
  • Material: Alloy
  • Weight: 89g