1、Aerodynamic Bicycle Pedals: Designed for optimal performance. The lightweight and aerodynamic structure of the pedals ensure your bike rides are efficient and high speed. 2、SPD System Compatibility: The pedals are compatible with for Shimano SPD self locking system. This feature allows for a reliable, efficient power output for each ride. 3、High Strength Material: Crafted using high strength nylon, these pedals are lightweight, wear resistant, and extremely stable. They're designed to withstand long term, rough usage. 4、Self Locking Pedal with Cleats Set: The set includes self locking pedals along with cleats for enhanced safety, allows for improved control and security during rides. 5、Slip Resistant: The self locking device on the pedals is designed with a non slip grip for added safety and peace of mind when riding on rough terrain. Item Type: Bicycle Locking Pedals Material: Nylon + chromium molybdenum steel shaft Structure: DU + bearings Application: Applicable for Shimano SPD system for road vehicles 2 x Pedal 2 x Cleat 14 x Accessory 1 x Instruction Manual