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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

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