• Precision laser-cut design for accurately measuring 0.05 – 0.75% of chain wear
• Uses a three-point design which properly isolates pin wear from roller wear
• Chain hook simplifies the chain removal and installation
• Includes chain wear checker tool with chain hook and chain ring nut wrench
• Weighs 35g
All Moose Racing products are warranted for a period of 1 year from the date of purchase against any defects in materials and workmanship. We kindly request you return your product to the dealer where you originally purchased it (along with your original sales receipt).