Campagnolo ProTech Bottom Bracket - BB86 86.5x41mm MFPN=00.6118.740.005 5 Half sizes

5 Half sizes

Reinforced steel axle with 30% greater stiffness compared to Trail designated crank options

A unique combination of the best possible protection

Excellent for E-Bike applications to help the rider stay planted with the additional torque from the motor

Campagnolo ProTech Bottom Bracket - BB86 86.5x41mm MFPN=00.6118.740.005 5 Half sizesCampagnolo 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