Shimano R8150 Ultegra Di2 Groupset Shimano Ultegra FC-R8100 12 Speed Crankset (Size):170mm Biodegradable and sustainable

Biodegradable and sustainable

consumption of dual source blends can induce superior rates of exogenous carbohydrate oxidation when compared with single source formulations (10)

78% Nylon / 22% Elastane (110gsm)

108g for spider)

and then press and adjust the inner tube

Shimano R8150 Ultegra Di2 Groupset Shimano Ultegra FC-R8100 12 Speed Crankset (Size):170mm Biodegradable and sustainableThe 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