Shimano R8150 Ultegra Di2 Groupset Shimano Ultegra FC-R8100 12 Speed Crankset (Size):170mm This gave all the feel

This gave all the feel but with the rock-solid reliability of a traditional lock

a canister

78% Nylon / 22% Elastane (110gsm)

Biodegradable and sustainable

and then press and adjust the inner tube

Shimano R8150 Ultegra Di2 Groupset Shimano Ultegra FC-R8100 12 Speed Crankset (Size):170mm This gave all the feelThe Shimano Ultegra R8150 Di2 12 Speed Groupset is the goldilocks groupset in Shimano's road lineupdelivering flagship Di2 performance without the premium Dura Ace price tag. Finished in Ultegra's iconic satin grey, it's built for riders who demand fast, dependable shifting and proven durability, whether you're racing, training or chasing weekend bunch rides. Functional, refined and unapologetically utilitarian, Ultegra is where performance meets