Made in Japan and NJS certified the Sugino 75 Super Lap bottom bracket is used by many professional keirin racers around the world. One of the smoothest and strongest bottom brackets on the market!
• 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
• weight: 315g