Park Tool

Digital Caliper - DC-3

Park Tool Digital Caliper - DC-3 delivers fast, repeatable measurements for the bicycle parts that demand precision—seatpost diameters, bearing and axle sizes, head tube and steerer dimensions, spoke and small hardware thickness, and more. The clear digital readout reduces guesswork compared to manual calipers, helping riders and mechanics confirm fit before ordering parts, setting up builds, or troubleshooting compatibility issues.

• Large LCD Display - Quick, easy-to-read measurements for shop and home workstands
• Metric and Standard Units - Switches between mm and inches for compatibility with common bike and component specs
• Broad Bicycle Fit Applications - Ideal for verifying seatposts, head tube/steerer sizes, bearings, spoke diameters, and general component dimensions
• LR44 Batteries Included - Ready to use out of the package, with common replacement batteries for easy service