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SMC Aluminum Locking D Carabiner



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This is the carabiner that climbers and rescue professionals have relied on for years. The SMC Aluminum Locking D Carabiner is ideal in climbing, mountaineering, and rescue applications. It is extremely lightweight with high strength durability. The carabiner has a large gate opening and a locking sleeve that engages the gate, not the frame for jam prevention and safety.


  • Modified “D” shape
  • Locking screw gate
  • Aluminum construction
  • Stainless steel springs and pins
  • Berry Compliant
  • Made in the USA


  • Color: Bright, Black, Purple, Orange, Red
  • Type: Screw Lock
  • MBS: 27 kN (6070 lbf)
  • Weight: 2.6 oz (74 g)
  • Length: 4.37" (11.1 cm)
  • Width: 2.56" (6.5 cm)
  • Gate Opening: 0.82" (20.8 mm)
  • Major Axis: 27 kN (6070 lbf)
  • Minor Axis: 7 kN (1574 lbf)
  • Gate Open: 7 kN (1574 lbf)
  • Material: Polished Aluminum

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