Black Diamond Big Gun Harness

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The Black Diamond Bug Gun was originally developed for big wall and aid climbing but is equally suited to the multi-pitch trad or Alpine climber who seeks features and comfort over weight saving.

The Big Gun is loaded with features to make your long days in the vertical realm more comfortable and efficient.

  • Thermoformed foam bullhorn waistbelt with trad buckle
  • Adjustable, removable leg loops
  • Seven (yes seven!) colour-coded customisable gear loops
  • Two colour-coded belay loops and 12 kN-rated haul loop
  • Left or right holster slots with one (removable) hammer holster included


  S M L XL
 Waist:  27-30" / 69-76cm  30-33" / 76-84cm  33-36" / 84-91cm  36-39" / 91-99cm
 Legs:  18-22" / 45-56cm  20-24" / 51-61cm  22-26" / 56-66cm  24-28" / 61-71cm 
  • Colour navigationmenu: Green
  • Gender: Unisex
  • Harness adjustlegs: Yes
  • Harness dropseat: Yes
  • Harness gearloops: 7
  • Harness haulloop: Yes
  • Harness iceclipper: No
  • Harness quickbuckles: Yes
  • Manufacturer: Black Diamond
  • Weight: 610g (M)