Campagnolo ProTech Bottom Bracket Total Volume-20.3 Only compatible with the ‘2X-specific’

Only compatible with the ‘2X-specific’ GRX 810 GRX 815 as well as the RX800 and RX805 derailleurs

Designed for easy servicing and bearing replacement

Frame Carbon fiber (frame

Centos delivers race-level shifting performance with full aluminum construction

Narrow Wide tooth profile for better chain retention

Campagnolo ProTech Bottom Bracket Total Volume-20.3 Only compatible with the ‘2X-specific’Campagnolo ProTech bottom brackets feature a patented external sealing ring design that protects a strong resilient fiberglass charged polyamide central tube from the harmful ingress of water mud and grit. Please note the bearings are sold separately. Designed specifically for gravel riding and racing to protect against water mud & grit *Please note that Campagnolo ProTech bottom brackets DO NOT include bearings and are sold separately Bottom Bracket