RavX Chain TX 10 Function Chain Tool 10 Tools in 1: Unique universal chain tool Compatibility: HG/UG & most other standards Chain cutter Chain retainer 3 Flat wrenches: 8-10mm 3 Spoke tools: 13-15G Detachable 5mm hex wrench Flat screwdriver The cutting head has a floating pin, which self aligns to the chain in order to prevent pin breakage. Includes chain retainer to hold to the chain together while fixing/breaking Weight: 57g Dimensions: (LxW) 72x42mm / 2.9x1.7 Limited lifetime warranty