Pair of chain tensioners Box One

Product Description

Made of heavy duty 7075 aluminum, BOX One chain tensioners are designed for 10mm axle wheels and classic dropouts. They avoid derailment during acceleration in races BMX. The 2 mounting holes and the tension adjustment by screw allow you to adjust the chain tension even more precisely thanks to the control marks. CHARACTERISTICS: - Aluminium 7075-T6 CNC machined - Axle: 10mm - 2 fixing holes - 45 mm adjustment - Adjustment by a single screw with lock nut - Weight: 62g - Sold by pair COMPATIBILITY: - All classic frames with open rear dropouts