Shimano AM5 / AM503 MTB SPD Pedal Cycling Shoes Tooth Range_10-42T the reason for this is

the reason for this is that we think that you'll use them on open areas which makes the gravel bike a target for wind and high speed

focused on durability

Using patented X-Sync™ technology

Optimised design of the up-shift and down-shift zones and of the profile of the teeth – enables fast and precise shifting in all types of conditions

SRAM’s cassette manufacturing technology provides the greatest durability and lightest weight

Shimano AM5 / AM503 MTB SPD Pedal Cycling Shoes Tooth Range_10-42T the reason for this isShimano AM5 AM503 MTB SPD Pedal Cycling Shoes Gravity focused mountain bike SPD shoe upgraded with improved fit and protection. Durable synthetic upper with mesh inlay and ventilation for protection, breathability and comfort Raised inside ankle protection and reinforced toe and heel protection to ensure rider safety Pedal Channel for stable shoe to pedal platform when not clipped in. Grippy Shimano rubber outsole with toe and heel tread improves