Power transfer, now in wide
The Shimano RC503 Wide brings pro-level stiffness and a secure fit to riders who need a bit more room, with a stable platform that maximizes pedaling efficiency.

• A performance road shoe with more room and all the power.
• Full surround mesh upper for a stable, breathable fit
• Carbon-reinforced nylon midsole with low stack height
• BOA® L6C dial provides micro-adjustable fit on the fly
• Compatible with SPD-SL cleats and pedals