in. Features of the Metolius Ultralight Master Cam These newer cams Are 20% lighter than the originals Each color option represents a cam size, allowing you to pick and choose which size cams you need instead of buying a whole set Flexible, single stem unit with optimized cam angle for increased holding power The Range Finder system assists you in choosing the correct size cam and is available on sizes 2 through 8 only Optimized cam lobe angle for increased holding power Color coded sewn slings and tubing The color coded sewn slings should be replaced every five years or earlier CNC machined for greater precision than stamped or extruded cams IndiviDually proof tested 100% made in the USA Specifications of the Metolius Ultralight Master Cam Strength: 1125 lbf / 5 kN - 2250 lbf / 10 kN Specifications for 00 - Gray Range: 0.34 - 0.47in. in. / 8.5 - 12.0 mm Weight: 1.6 oz / 45 g Specifications for 0 - Purple Range: 0.39 - 0.59in.in. / 10.0 - 15.0 mm Weight: 1.6 oz / 45 g Specifications for 1 - Blue Range: 0.49 - 0.71in.in. / 12.5 - 18.0 mm Weight: 1.8 oz / 52 g Specifications for 2 - Yellow Range: 0.62 - 0.89in.in. / 15.5 - 22.5 mm Weight: 1.9 oz / 55 g Specifications for 3 - Orange Range: 0.74 - 1.04in.in. / 18.5 - 26.5 mm Weight: 2.3 oz / 65 g Specifications for 4 - Red Range: 0.93 - 1.32in.in. / 23.5 - 33.5 mm Weight: 2.6 oz / 75 g Specifications for 5 - Black Range: 1.01 - 1.56in.in. / 28.0 - 39.5 mm Weight: 3.0 oz / 85 g Specifications for 6 - Green Range: 1.28 - 1.89in.in. / 32.5 - 48.0 mm Weight: 3.3 oz / 96 g Specifications for 7 - Light Blue Range: 1.57 - 2.26in.in. / 40.0 - 57.5 mm Weight: 3.9 oz / 112 g Specifications for 8 - Purple Range: 1.91 - 2.81in.in. / 48.5 - 71.5 mm Weight: 4.5 oz / 129 g in.