Park Tool WAG-5 Wheel Alignment

Allows easy measurement of the centering of bicycle wheels Compatible with all bicycle wheels from 24 x 1?" to 29" wheels (ETRTO or ISO sizing of 547 to 630) Works with any hub width Disassembles quickly for storage or travel Essential tool for wheel truing and wheel building Authorized Park Tool Dealer: We offer Full Park Warranties  For a wheel to perform properly, it is important for the rim to be centered between the locknuts of the hub, or “dished.” The WAG-5 accurately gauges dish on 24 x 1?" to 29" wheels (ETRTO or ISO sizing of 547 to 630). Disassembles quickly for storage or travel and works with all hub types.