Oumers Universal Bike Chain Tool with Chain Hook, Road and Mountain Bicycle Chain Repair Tool, Bike Chain Splitter Cutter Breaker, Bicycle Remove and Install Chain Breaker Spliter Chain Tool

Specifications: Designed to quickly and accurately remove and install chain pins.Along with superior strength and durability, it features a handy loosening shelf to remedy stiff links after reassembly.The fine thread and comfortable size enable easy removal of even the toughest chain pins.Fits the following : Common bicycle chains of 7/8/9/10 speed, Works for all common bicycle chains.'