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Shop Rock + Run Brand. Drawing on our decades of climbing, running, training and general experience in the mountains, we continue to develop and expand this collection of core products directly made by Rock + Run or sourced and branded by Rock + Run. 

Black Diamond

Black Diamond RockLock Twistlock

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Black Diamond's largest locking carabiner, the RockLock is a one-hand operable auto-locking twistlock carabiner perfect for belaying, rappelling or anchors, and now features a hot-forged lightweight construction, a redesigned spine for better handling, and a larger rope-bearing surface for greater durability.

The largest belay and rappel locker in the range, the Black Diamond RockLock carabiner features a keylock nose, is Munter Hitch compatible and the autolocking twistlock sleeve can be operated with one hand. Now featuring a hot-forged lightweight construction, a redesigned spine for better handling, and a larger rope-bearing surface for greater durability.

Features

  • 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 a Munter Hitch or belay device.

Specification

  • Gate Clearance mm: 21
  • Gate Closed kN: 24
  • Gate Open kN: 8
  • Keylock: Yes
  • Minor Axis kN: 8
  • Width Widest mm: 76
  • Length mm: 117
  • Material: Alloy
  • Weight: 89g