What size bottom bracket do I need? What size seatpost do I have? What size bearings do I need for my headset? All valid questions for beginner bike mechanics and technical specialists alike - and all answered with the precision Digital Caliper. With accuracy to 0.01mm and a 15cm capacity, this all-metal caliper sets the benchmark for Imperial and Metric measurement.

Accurate measurement to 0.01mm
Total length capacity of 15cm
Easily swaps between Metric and Imperial
Accurately measures inside diameter (ID), outside diameter (OD) and depth
Stainless steel metal body
Metal display body with oversized LCD display
Metal set screw for freezing measurements
Metal precision dial-wheel for ensuring accurate measurement
Common size dimension chart located on back plate
Zero function for clearly and accurately identifying length differences
Auto shut-off saves battery life
Protective hard case included
(1) 1.55v LR44 battery included
1-Year Warranty