The Shimano S-PHYRE RC903PWR (SH-RC903PWR) is a top-level road racing shoe built for maximum power transfer, with a stiff carbon sole and BOA closure.

• Lightweight, breathable microfibre synthetic leather upper
• BOA Li2 metal dial plus Velcro toe strap for a precise, secure fit
• Full carbon outsole, stiffness index 12.0
• Standard 3-bolt road cleat mounting
• Approx. 460g per pair (size 42)
• Available in sizes 39-44.5; Shimano sizing runs small, so going up one size is recommended