Shimano - PD-R550 pedals Power Meters Features a two-piece design with

Features a two-piece design with an alloy center and steel brake track

The Group delivers consistent performance every time out

37t chain wrap capacity when used with double crank

Ramped and siped tread to roll fast and track straight under braking

The SMC features a flat profile for dynamic sitting in different positions without tilting effects

Shimano - PD-R550 pedals Power Meters Features a two-piece design withWide spring tension adjustment range Larger entry target for easier engagement Composite body Extra wide platform for maximum efficient transfer of power Durable stainless steel body plate reduces flex and wear Wide bearing placement for stable, uniform load distribution