General description Belt tensioner gauge designed for use with final drive belts on motorcycles, ensuring correct tension and alignment to prevent premature wear on the entire drive train. Technical specifications Scaled from 1" to 3.5" Compatibility and accessories Compatible with belt-driven motorcycles including Triumph Thunderbird, Harley Davidson, and Yamaha. For initial wheel alignment on Triumph Thunderbird, consider using Laser Part No. 6955. Usage Use in accordance with vehicle manufacturer’s instructions and recommendations.