The award winning, do-it-all tool. 31 function tool folds into a lightweight two piece body - the perfect cycling tool. Includes self-tightening tool and a nylon bag. Note: The chain tool is compatible with single and multi-speed chains up to 12 speed, NOT including Campagnolo® 11 speed hollow pin chains. FUNCTIONS 31 ALLEN WRENCHES 2-L / 2.5 / 3 / 4 / 5 / 6 / 8 / 10 mm TORX® WRENCH T25 BOX WRENCH 9 mm SPOKE WRENCHES 14G / 15G CHAIN TOOL Cromoly steel CHAIN HOOK Stainless steel wire TIRE LEVERS Two integrated in body SCREW DRIVERS #2 Phillips / Flat head KNIFE Stainless Steel BOTTLE OPENER Hardened steel ADDED FEATURES Secondary chain link fence, Chain pin breakerAir release button, Leverage addedTwo chain pins compartment, Tool lockTwo piece design, Self-tightening tools PEDAL WRENCH Mini (For field repairs) TOOL MATERIAL Chrome vanadium steel BODY Engineering grade polymer BAG MATERIAL HD nylon SIZE 8.6 x 4.3 x 4.1 cm / 3.4” x 1.7” x 1.6” OPEN WRENCHES 8 / 10 / 15 mm SERRATED KNIFE / SAW Stainless steel WEIGHT 290 g / 10.21 oz