This is design at its most practical making the new Friend the only twin axle cam that combines the convenience and comfort of a thumbloop with the speed and utility of an extendable sling. Faster, smoother, lighter in use and superbly finished; our clever combination of key features with innovative engineering makes the new Friend the most complete cam available.  Weight Friend 1: 123g Friend 2: 142g Friend 3: 192g Range Friend 1: 31.7-53.6 mm | 1.24-2.11 in Friend 2: 41.5-69.3 mm | 1.63-2.72 in Friend 3: 52.7-88.0 mm | 2.07-3.46 in Strength Friend 0.4: 9/9 kN Friends from 0.5 to 4: 12/10 kN * 12 kN Sling doubled / 10 kN Sling extended