The perfect pedals for the committed commuter. Click'R design has a much lighter step-in and release action. Step in action is 60% less than SPD. Release action is 50% less than SPD. Built-in reflectors for visibility make them great for urban/commuting use. Adjustable spring tension can be set to your preference. Outer cage offers additional support and security when not clipped in. Chro-moly spindle and sealed cartridge bearings.