Shimano BB-UN300 Bottom Bracket - 68-122.5mm (LL123)
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- In stock, ready to ship
- Inventory on the way
- A good quality bottom bracket for traditional chainsets
- Super-accurate bearings for smooth operation and improved durability
- Durable, hard-wearing sealed cartridge bottom bracket with square tapered spindle fitting
- Maintenance-free sealed cartridge bearing assembly keeps out dirt, mud, and water for long bearing life
- Fast and easy installation without adjustment
- Narrow body allows clearance for cable routing under the bottom bracket
- 68-122.5mm shell width compatibility
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