DERT Chain Checker & Hook - Silver

A chain wear checker is one of those must haves in any toolbox. Check how far your chain has stretched before it prematurely wears down an expensive cassette. Simply pop the tool into the chain to gauge its extension. Suited to workshop mechanics and home enthusiasts.

Features

• Made from stainless steel
• Chain hook on the top side to aid in quick-link connection
• How-to pictogram on the back of the tool

Specifications

• Chain compatibility: 7 to 12-speed chains