SHIMANO Ultegra Press Fit 24mm Bottom bracket

The SHIMANO Ultegra Press Fit bottom bracket features ultra-light sealed micro bearings for tight, frictionless pedaling. It has synthetic resin cups for a perfect fit while saving weight. It only fits bottom bracket frames designed to accommodate Press Fit BB86 type housings.

FEATURES :
• Model: SM-BB72-41B
• Type: Press Fit
• Housing diameter: 41mm
• Axle diameter: 24mm
• Width: 86.5mm
• Synthetic resin cups
• Sealed micro bearings
• Weight: 69g