This is a top notch professional quality chain tool that will last a long time. Standard issues in the bicycle industry, this is our chain tool of choice. It also has a replaceable chain breaker pin, so if you force the tool and snap the pin, you don’t have to buy another tool, just replace the pin. This tool can be used to quickly remove an old worn out chain, Save time and frustration, stay away from cheap chain tools that can compromise the safety of your members AND yourself. When it comes to the chain that’s turning that heavy duty flywheel, insist on professional grade, field service tested tools from StudioCycles!