Country of Origin: Japan. Material: Aluminum. Product Size: Tread: 2.9 x 2.5 inches (73 x 64 mm). Weight: 9.8 oz (275 g). (Pair). Pedal Shaft Size: 9/16. Aluminum Body / Double Sided Pedal. Left and right shield bearing & bushing; Color: Silver; Front and rear reflectors can be equipped with a rear reflector. *Please purchase the reflector separately. A toe-clip model can be attached. Use the reflector screws to tighten together with the reflector.