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Black Diamond Rocklock Screwgate

Black Diamond Rocklock ScrewgateBlack Diamond Rocklock Screwgate
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Black Diamond Rocklock Screwgate

Quantity :  
  • Model: 210 251
  • 1 Units in Stock
  • Manufactured by: Black Diamond



Our largest belay and rappel locker, the RockLock features a keylock nose and is Munter Hitch compatible. It’s available as a screwgate or twistlock—both 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
  • Available as a screwgate or twistlock








Weight: 89 g, 3.1 oz
Closed Gate Strength: 24 kN, 5395 lbf
Open Gate Strength: 7 kN, 1574 lbf
Minor Axis Strength: 7 kN, 1574 lbf