Shimano's RC503 brings race-day tech to everyday riders without the premium price tag. A supple wrap-around synthetic upper fuses seamlessly to a carbon-reinforced midsole, creating a 360-degree fit that locks your foot in place for efficient power transfer. The low-stack sole sits closer to the pedal axle for faster acceleration, while the BOA L6C dial and offset strap fine-tune tension in seconds.

Key Features

• Wrap-around laminated mesh upper integrates with the midsole for a glove-like hold
• Carbon-reinforced midsole (stiffness index 8) with reduced stack height
• BOA L6C dial plus Velcro strap for micro-adjustable tension
• Synthetic leather with TPU mesh panels keeps feet cool and dry
• Durable TPU-covered heel pad for sure-footed café stops
• SPD-SL compatible for all 3-bolt road cleats

Specifications

• Closure: BOA L6C dial + strap
• Outsole: Carbon-reinforced; stiffness index 8
• Sizes: EU 38-48 (standard), 40-48 (wide)
• Cleats: SPD-SL (3-bolt) compatible
• Colours: Black, White or Cyber Blue