With an 11-46T range

CeramicSpeed's BB ALPHA delivers exceptional longevity through hardened stainless-steel races paired with grade-3 Silicon Nitride ceramic balls

Lightweight yet strong carbon crank arms deliver efficient power transfer

The Shimano Dura-Ace FC-R1200 chainring uses hollow forged technology to provide a significant weight loss while giving increased rigidity

Tubeless Ready (TLR) for better comfort and performance

4238 mechanism pro speedsuit black Size:M With an 11-46T rangeA new calibre of pro cycling apparel. The Mechanism Pro Speedsuit merges the best of our Pro Bibs and Pro Jersey in this piece made for pro level performance. The unique structurally mapped fabrics on the upper part of the speedsuit provide a speed optimised construction. The soft and silk like stretch woven main fabric on the bibs gives an abrasion resistant which has a high strength to weight ratio. The Mechanism Pro Speedsuit has a unique body wrap