J.Guillem Major Disc Ultegra Di2 2x12 Speed Size:60 Check and enter the following

Check and enter the following data from your crank mechanism into the form (you will find it at the bottom of the inside of the left arm)

Zipp’s ABLC™ Sawtooth™ Technology uses a complex dimpling pattern to improve aero efficiency

nor with the clutch equipped Ultegra RD RX800 & RX805

BOLT CIRCLE DIAMETER (BCD) Direct Mount (DM)

Custom your RB1K The One

J.Guillem Major Disc Ultegra Di2 2x12 Speed Size:60 Check and enter the followingFinance available at checkout with FlexiFi BikeToWork scheme available CREATED FOR THE SHEER JOY OF RIDING AGAINST THE OPEN ROAD For the road riding enthusiast that loves the sensation of riding fast, the Major pronounced My awe is an awesome steed on the straight, in the narrow and around bends. Its stiff, light and durable frame suits an aggressive riding style so its ideal for the step up to club racing or solo flights chasing the clock.