Hatta Japan's parts lineup focuses purely on headset and bottom bracket parts for Keirin pro riders.

109mm ISO square taper spindle is compatible with Sugino 75, Sugino Grand Mighty, Suntour Superbe Pro and Dura Ace 7600 crank arms.

Specifications

• NJS approved

• 68mm English threaded (BSA)

• spindle length/type: 109mm symmetrical, ISO square taper

• bearing type: steel caged loose ball

• mirror-finish polished bearing races

• includes spindle, races, cups, lockring, bearings, crank arm bolts and accordion dust shield

• weight: 314g