THE MOST TRUSTED CAM IN CLIMBING, THE BLACK DIAMOND CAMALOT #0.4/ GREYCreated by climbers, for climbers, the Black Diamond Camalot C4 #0.4/ Grey is the ultimate in camming devices for any trad route you're sending. Original double axle design means that you can place them cracks as active pro or use them as passively as a stopper. The continuous cable stem gives you strength while the ergonomic thumb loop makes his way to grab and place. FEATURESGold standard camming device for trad climbingDouble-axle design for extra-large expansion rangeDouble-axle design works as cam stopsLarge thumb loop provides a clip-in point for aid climbersColor-coded for quick identification