The DC-1 is a vernier caliper for accurately measuring seat posts, head tubes, bearings, spoke diameters, and other components, featuring a large LCD screen for accuracy and ease of use. The tools ability to measure in metric, decimal inches, and fractional inches in external, internal, depth and stepped dimensions make it an indispensable shop tool.

DC-1 FEATURES
Range: 150 mm | 6"
Resolution: /-0.01 mm | 0.0005" | 1/128"
Accuracy: /- 0.02 mm | 0.001"
Repeatability: /- 0.01 mm | 0.0005"
Measures external, internal, depth and stepped dimensions
Uses SR44 batteries