QUALITY: Strong material: Die cast aluminum body, CNC Cr-Mo 9/16" Axle; Smooth riding: sealed bearings; Light: 580g per pair. SPD compatible cleats are included. DUAL FUNCTION: Riding with clipless shoes: More efficient energy transfer to pedals or ride with casual shoes with family members. LARGE PLATFORM: The aluminum body is 100 x 90mm relatively large. It ensures more riding stability. FULLY COMPATIBLE: Compatible with all for Shimano SPD MTB pedals system. Means you can use for Shimano SPD cleats on these pedals or use these cleats on for Shimano SPD pedals. ADJUSTABLE TENSION: The cleats tension could be adjustable by the screw on the side of the pedal. It allows riders to achieve perfect clip in and out feelings. Made in Taiwan QUALITY: Strong material: Die cast aluminum body, CNC Cr-Mo 9/16" Axle; Smooth riding: sealed bearings; Light: 580g per pair. SPD compatible cleats are included. br/ DUAL FUNCTION: Riding with clipless shoes: More efficient energy transfer to pedals or ride with casual shoes with family members. LARGE PLATFORM: The aluminum body is 100 x 90mm relatively large. It ensures more riding stability. br/ FULLY COMPATIBLE: Compatible with all for Shimano SPD MTB pedals system. Means you can use for Shimano SPD cleats on these pedals or use these cleats on for Shimano SPD pedals. br/ ADJUSTABLE TENSION: The cleats tension could be adjustable by the screw on the side of the pedal. It allows riders to achieve perfect clip in and out feelings. br/