- Installs onto most digital, dial, or vernier calipers (including the Park Tool DC-1)
- Features protruding contact points that allow measurement of the center of the braking surface, bypassing the unworn edge to ensure an accurate measurement
- Conical end points can be used to measure center-to-center distances of bolt holes for calculating bolt circle diameter (BCD) of chainrings and cranks
DCA-1 Park Tool, DCA-1, Digital Caliper Accessory
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