Shimano Dura Ace / Ultegra Di2 SM-BMR1 Battery Mount Short - External Tooth Range_11-21T The Cyrano R1 Bull accommodates

The Cyrano R1 Bull accommodates the least flexible Bulls riders who require a slightly more upright riding position for maximum comfort and efficiency

8mm - White - Downhill

00 (622 - 52) - Tubeless Ready

the possibility of chain drop has been virtually eliminated

Shimano Dura Ace / Ultegra Di2 SM-BMR1 Battery Mount Short - External Tooth Range_11-21T The Cyrano R1 Bull accommodatesShimano Dura Ace Ultegra Di2 SM BMR1 Battery Mount Short External Dura Ace Di2 (Dual Integrated Intelligence) moves to the next generation. Tested in competition and taken to victory by pro riders in all conditions, including the 2012 Tour de France Team Sky. SM BMR1 short and long external battery mount for external cable routing Type: Short size Easy to mount and remove for charging Mount on standard frame bottle mounts. Water Resistant Battery or