Used for bicycle adjustable chain disassembly and repair, suitable for 10-speed and below 10-speed chain and single-speed chain Carbon steel material chain cutter can be stable and durable Chain quit slot design convenient for disassembly and repair Notice: 1. During chain disassembly, please do not push the chain dowel completely out from the slot 2. Please make sure the thimble aligning with the chain before start pushing Item Type: Bicycle Chain Cutter Material: Carbon Steel Suitable For: 10-Speed And Below 10-Speed Chain Single-Speed Chain Weight: 140g Application: Household Bicycle Repair, Outdoor Cycling Size : 8.3x7.4x6 Cm