Bike Centering Gauge for Wheel Truing Stand Application: Enables centering measurement for wheel truing stands and measures wheel diameter to support accurate setup. Function: Keeps your current stand working correctly by providing reliable alignment references during truing and diameter checks. Size: About 33 cm x 15.1 cm (12.99 inches x 5.94 inches); weight about 165 g. Material: Aluminum alloy; , sturdy and durable. Compatibility: Designed to work with standard wheel truing stands and your existing setup. Performance: Lightweight, robust construction with precise measurements for reliable results. Use scenarios: Before truing a wheel in a or home workshop, use the gauge to confirm the wheel is centered in the stand for accurate spoke adjustments. When switching between road and mountain bikes, use the diameter measurement to ensure the stand is aligned for the correct wheel size. After completing spoke tensioning or centering adjustments, recheck centering and diameter to verify that the wheel remains true.