Chain gauge Dynamic Bike Care Double Checker

The Double Checker is a pocket-sized, laser-cut precision tool for accurately checking chain wear and brake disc thickness. It includes an integrated chain hook to hold the chain steady while measuring, as well as a ruler for quick measurements. Driving with a worn chain and too thin discs can lead to chain breakage, unreliable braking and overall increased wear on the drive. With the Double Checker, you'll always know exactly when to replace your chain and discs to stay safe, ride fast and extend the life of your equipment at the same time. The Double Checker works with all 7-13 speed chains, including SRAM Flattop, Shimano and Campagnolo.

Designed for all 7-13 speed chains including SRAM Flattop, Shimano and Campagnolo.
Accurate disc thickness measurement using brand specific measuring holes: SRAM, Shimano, Campagnolo, Magura and Hope.
The anodised aluminium is lightweight, strong and in the typical Dynamic purple colour.
Instructions are right on the tool, no need for a manual!
The clever chain hook makes chain handling quick, easy and safe.

Use: gravel, MTB, road bikes.