| Shimano Ultegra 6800 SM-BBR60 Bottom Bracket |
 The Shimano Ultegra 6800 SM-BBR60 Bottom Bracket is an 11-speed level bottom bracket that is backwards compatible with 6700 (10-speed) cranksets. The 6800 bottom bracket is different than it's predecessor in that it is lighter, uses a different installation tool, has smaller bearings & upgraded seals. Price: 23.99 |