Promend BB68 Threaded Bottom Bracket Hollowtech Sealed Bearing Size_29 Warranty: 2 years

Warranty: 2 years

Corsa is Vittoria's top-of-the-range road tyre and it has been the race-day choice of pros for years

It is recommended not to ride more than 50 km at moderate speed of max 20 km/h in run-flat conditions

it’s also perfect to absorb shocks while training and ensure great stability

essential vertical frame and seatpost flex

Promend BB68 Threaded Bottom Bracket Hollowtech Sealed Bearing Size_29 Warranty: 2 yearsPromend BB M68 Bottom Bracket (BB68) Specifications Size: 68 73 mm. Material: Aluminum Alloy + Steel Bearing: Steel sealed bearing Bearing size: 37x25x7mm Spindle size B. C: 1. 37 * 24 Suitable: Hollowtech Shimano and others 108 Grams