Shimano BSA BB-UN300 Bottom Bracket Square Taper Ll123 Black

Shimano Bottom Bracket BSA 122.5/73MM BB-UN300 Square Taper (LL123)

The Shimano BB-UN300 bottom bracket delivers reliable and long-lasting performance thanks to Shimano-quality cartridge bearings. Its design includes a chainline stabilizer that improves alignment, providing a more efficient, stable and smooth pedaling experience. It is a robust and versatile solution for different bicycle configurations.

- Features:

• Use: Bottom bracket

• Model: BB-UN300

• Bottom bracket type: Square taper

• System: Shimano cartridge bearings

• Shell width: 73 mm (BSA)

• Spindle length: 122.5 mm (LL123)

• Stability: Chainline stabilizer for better alignment

• Available configurations: Standard, E-type, chain case options

• Adapter material: Aluminum

• Fixing bolts: Not included

• Packaging type: Single unit

Brand: Shimano