Shimano SH-AM503 SPD Shoes - EU 42 - Olive YGroup_7034273038381 The newer version has the

The newer version has the edges rounded to make them easier to line up during wheel changes and less likely to cut in crashes

Test results CushCore adds lateral stability by exerting a constant outward pressure against the tyre sidewalls

16g (SRAM X01 lever is 13g)

Poron XRD knuckle protection

the tools are made from industrial tool steel which has been tempered and hardened

Shimano SH-AM503 SPD Shoes - EU 42 - Olive YGroup_7034273038381 The newer version has theThe Shimano SH AM503 Mountain Bike Shoes provide performance, protection, comfort, and style for gravity riders. The SH AM503 feature a high grip rubber sole with toe and heel traction tread that improves walking capabilities. The pedal channel offers great shoe to pedal stability even when not clipped in. The robust toe cap provides additional toe protection and the high volume last creates a generous fit for all day on and off the bike comfort.