Sram Unisex Adult Chain Wear Check Tool, Black, One Size

ManoMano

Sram: The SRAM chain wear indicator tool is compatible will all the existing SRAM chain models and this includes HARD CHROME and non-HARD CHROME chain technology with a 0.8% wear critical specification.

Amazon

Made of high quality aluminium alloy material, strong and durable Compatible with all chains Easy to use and carry