Lightly used. Seals are good. No pitting in the cups. Bearings in good condition.
Shimano UN300 Bottom Bracket Bike Cycle Bicycle BB Square Taper Sealed Cartridge
SHIMANO SEALED BOTTOM BRACKET 68-115 MM BRITISH MODEL UN71
Shimano Ultegra Bottom Bracket Cups Road Bike Replacement BB 6800 English Thread
Shimano Ultegra Bottom Bracket 6800 BS Cups English Thread Genuine Replacement
Prime Threaded Shimano Road Bottom Bracket
Choice of Shimano Hollowtech Bottom Bracket & Spares Cup Sleeve Tube Left RIght
