Maintain your drivetrain with surgical precision using this dual-function chain wear indicator tool, a must-have for cyclists who value longevity and performance. Lightweight yet ultra-durable, it combines a precise chain stretch measurement gauge with an integrated chain hook to simplify both diagnostics and maintenance. Whether you're a home mechanic or a shop technician, this hardened steel essential helps prevent premature component wear and ensures smoother rides.

🔧 2-in-1 Functionality – Simple Yet Essential

🟠 1. Chain Wear Indicator

• Easily detect when your chain has reached the stretch limit

• Ensures timely replacements before damaging your cassette and chainrings

• Accurate design quickly identifies 0.75% and 1.0% wear thresholds

🔗 2. Integrated Chain Hook

• Holds chain links together during chain pin installation or master link connection

• Prevents slippage or falling links, making reassembly faster and more controlled

• Acts as a third hand when working solo

🔩 High-Grade Material – Built for Repeated Use

• Tool Material: Hardened steel

• Withstands constant bending and torque without deforming

• Retains calibration and flatness even with repeated use on tight or worn chains

• Corrosion-resistant coating ensures durability in humid or workshop environments

📏 Slim, Lightweight, and Travel-Ready

• Dimensions: 10.9 x 2.2 x 1.8 cm (4.3” x 0.9” x 0.7”)

• Weight: Only 9.6 g (0.34 oz)

This is one of the lightest chain tools available, making it a perfect fit for:

• Saddle bags

• Mobile mechanic kits

• Event tool stations

• Everyday carry for race-day tune-ups