Shimano Dura-Ace R9100 Hollowtech II English Bottom Bracket Bike Accessories Brand_Louis Garneau Vittoria combined their peerless knowledge

Vittoria combined their peerless knowledge of racing performance with the durability of a long-lasting nylon casing that uses a unique Silica and Graphene compound for improved rolling efficiency

while offering low maintenance

while the wax penetrates and lubes

Despite ‘minimum PSI’ markings to the contrary

Shimano Dura-Ace R9100 Hollowtech II English Bottom Bracket Bike Accessories Brand_Louis Garneau Vittoria combined their peerless knowledgeShimano Dura Ace BB92, BB9000 Hollowtech II Bottom Brackets Spindle Interface Type: Shimano Hollowtech II Bottom Bracket Shell I. D.: 1. 37 BB Shell Width (mm): 68 Defined Color: Black BB Frame Interface: English Weight: 65g