FV BITS SYSTEM/17 functions/Steel Sidebar/Nickel Plating/Around 120g WINRIDE’s new bits system. Mini tool loaded with chain breaker, the handling grip of chain breaker is a special design. It is designed with multi-function (5 in 1: spoke wrench SHIMANO 4.3/4.4/Hex 4.6/MAVIC M7 and bottle opener). The result is a mini tool (dimension: 73mmX40mmX26mm) but with 17 functions and easy to carry.