Sold in pairs. Manufactured in 6082 aluminium and anodised silver as standard are manufactured to a good quality finish giving a product that is both attractive and durable. The clamp is fitted using two M6 high tensile cap head screws and locknuts and the tube fixed using an M8 screw with a through hole to locate the tube for safety. The tubes have plastic bar ends which adds to the crash protection. Sizes range from 39mm to 54mm covering most popular bikes spare tubes are supplied in pairs as required. (see separate size chart for applications)