The Wheels Manufacturing Bottom Bracket Gauge Tool is an essential instrument for any workshop, designed to accurately measure key dimensions needed to select the correct bottom bracket for your bike. Crafted from durable red anodized aluminium with precise laser etching, this tool ensures reliable and long-lasting performance. Its metric scale along the edges allows easy measurement of bottom bracket shell width and crank spindle lengths, while it also gauges inner diameters and crank spindle diameters with precision. Compact and practical at 7 x 3 x 0.125 inches, it fits effortlessly into any toolkit. What It’s Good For Accurately measuring bottom bracket shell width and inner diameter Determining crank spindle length and diameter Identifying bearing inner diameter for proper fit Providing precise measurements for custom bike configurations Durable construction for consistent workshop use What It’s NOT Good For Measuring components outside bottom bracket and crank spindle specifications Use as a general ruler or measuring tool beyond bike components Replacing specialized diagnostic or alignment tools Applications requiring electronic or digital measurement accuracy Frequently Asked Questions Can this tool measure both metric and imperial units?The gauge primarily features a metric scale tailored for bottom bracket measurements. Is it compatible with all bike types?It is designed to work with most standard bike bottom brackets and crank configurations but may not fit highly specialized or proprietary models.