Home > Climbing > Climbing Hardware > Carabiners & Quickdraws > Locking Carabiners > DMM Ultra D Quicklock Locking Carabiner


The Ultra D is similar in size and weight to the Ultra O; however it is stronger and has a slightly bigger gate opening.The open D shape gives a lot of internal space within the biner, which makes it useful for setting up belays. It's also finding favour as a perfect partner to a belay device.
  • D shaped locking biner
  • Strong and lightweight I-Beam construction
  • Can be supplied with a captive pin to hold the biner in a specific position and prevent cross-loading
  • Strength: 28kN (closed); 8kN (open); 8kN (minor axis)
  • Weight: 69g

Technical Specs