Accurately and reliably check your chain to see if it's causing poor shifting or uneven drivetrain wear. Replacing a chain is easier than replacing a cog, and most manufacturers recommend chain replacement before rear cog replacement.
- 9-, 10-, 11- and 12-speed compatible.
- Insert the checker pins into 2 links, press the swing arm gauge tight, and then check the gauge window for an accurate reading.
|Ideal for||Bike maintenance|