Sugino 75 NJS Super Lap bottom bracket
NJS certified and made in Japan, the SuperLap is the #1 choice for many professional Keirin Racers' worldwide, so it's got to be good enough for you!
109mm ISO square taper spindle is compatible with Sugino 75, Sugino Grand Mighty, Suntour Superbe Pro and Dura Ace 7600 crank arms.
• 68mm English threaded (1.370" x 24 tpi)
• ISO square taper
• spindle length: 109mm
• mirror-finish polished ball races for precise, smooth operation
• includes spindle, races, cups, lockring, bearings, crank arm bolts and accordion dust shield
• installs using Park Tool HCW-4 and a lockring tool
• weight: 315g