Shimano RC903 S-PHYRE 43.5 White Shoe 165/190x37.5-45mm M-Shaped grooved tread pattern

M-Shaped grooved tread pattern

AL6061 tube with forged alloy head

Smooth profile for a consistent feel

5 Maximum Rotor Size 220mm Axle/Hub spacing 15x110mm TA Primary Color Red Steerer Tube Material Aluminum Damping Adjustments External begin stroke rebound low speed compression high speed compression e-Bike approved Yes Spring Type DebonAir+ W/ButterCups Travel 170mm Lower Tubes Material Magnesium Wheel Diameter 27

Shimano RC903 S-PHYRE 43.5 White Shoe 165/190x37.5-45mm M-Shaped grooved tread patternPremium materials, premium performance. Shimanos RC903 S PHYRE road shoes deliver top technology and Shimanos stiffest carbon sole to make this the fastest road shoe around. Lightweight and breathable microfiber leather upper provides optimal fit and superior comfort throughout your ride Premium finish heel cup with anti twist stabilization secures optimal foot positioning for intense acceleration Sleek, low profile crossover lacing pattern elegantly