Spend $200, Save $40—Use Code “AUGUSTGET40”

No trad or aid rack is complete without a few DMM ULTRA D Carabiners in the mix. The open D-shape provides ample internal space for belay stations, and the biner is available in three different locking options so you can choose the one that best suits you. 

  • D-shape provides a large internal space perfect for setting up belay stations
  • Ultra D boasts an impressive 30KN major axis strength
  • Available with a screw gate, quicklock gate, or locksafe gate
  • Reviews
  • Q & A

great for the ATC

  • Familiarity: I've put it through the wringer

Autolock lessens the mistakes and the shape makes it good to rappel with compared to my last pear shaped biner.