Shimano TL-CN42 Chain Wear Indicator

ENSURE PRECISE CHAIN WEAR MEASUREMENT WITH THE SHIMANO TL-CN42 CHAIN WEAR INDICATOR, A COMPACT AND EASY-TO-USE TOOL DESIGNED TO HELP MAINTAIN OPTIMAL DRIVETRAIN PERFORMANCE.

Regular chain inspection is essential for extending the life of your cassette and chainrings, and the TL-CN42 provides a quick, reliable way to assess chain stretch before excessive wear causes costly damage.


KEY FEATURES

The TL-CN42 accurately measures chain elongation to determine when replacement is required, helping prevent premature wear to drivetrain components. Its simple go/no-go design allows fast checks without guesswork, making it suitable for both workshop and at-home maintenance. The compact construction fits easily into any toolbox or saddle bag, ensuring convenient access whenever needed.

WHY CHOOSE

Using the TL-CN42 helps extend the lifespan of your drivetrain by identifying wear early and reducing long-term maintenance costs. Designed by Shimano for compatibility with their chains and drivetrains, it delivers consistent and dependable results trusted by professional mechanics and home riders alike.

PERFECT FOR

This chain wear indicator is ideal for road, gravel, mountain, and commuter cyclists who want to keep their bikes running smoothly and efficiently. It is equally suited to professional workshops and everyday riders performing routine maintenance.


SPECIFICATIONS

Model: TL-CN42
Tool Type: Chain Wear Indicator
Function: Measures chain elongation for replacement timing
Compatibility: Shimano and most standard bicycle chains
Construction: Durable composite body
Colour: Silver
Use: Workshop and home maintenance