Lezyne Stainless tools are functional lightweight & durable tools ideal for roadside or trail-side use. The forged aluminum side plates are lightweight & easy to use while wearing gloves. The stain- less steel bits & fastening hardware are extremely durable & corrosion resistant. Forged Center-Pivot bits increase tool rigidity & improve ergonomics. A cast steel chain breaker works with 9/10/11 speed chains &40;STL 12 & 20&41; & has 3 integrated spoke wrenches.WEIGHT:115g DIMENSIONS:51W × 67L × 29H &40;mm&41;TOOL BITS: Star Shaped T25 Phillips-Head Chain Breaker: &40;9/10/11 speed&41; Spoke Wrenches: Mavic Mtv 3.22 3.45