? DIMENSIONS: 6*10.5*1.8 cm. WEIGHT: 314 g/pair. The pedals have 9/16 inch thread holes, they are ideal folding bicycle. ? MATERIAL AND TECHNOLOGY: The pedals are made of quality aluminum. CNC cutting technology makes the pedals have a more durable shape and longer life. ? SEALED BEARINGS: Pedals have chrome molybdenum bearings. Sealed cover prevents the entry of water rain and dust. ? EASY INSTALLATION: The installation of the pedals is special and original, with the quick release attachments the pedals are mounted on the bike easily. Be careful of directions, L for left and R for right. ? PLEASE NOTE: Customer service is always available for any clarification. If you encounter any problems you may contact us without hesitating.