BOX two Chain tensioners

BOX Two chain tensioners are designed for wheels with 10mm axles and for classic frame dropouts. They prevent derailment during your acceleration during BMX races. The 2 fixing holes and the tension adjustment by screw allow you an even more precise adjustment of the chain tension thanks to the control marks.

FEATURES :
• Forged aluminum 6061-T6
• Axle: 10mm
• 2 fixing holes
• 30mm of adjustment
• Adjustment by a single screw with lock nut
• Weight: 64g
• Sold in pairs

COMPATIBILITY:
• All classic frames with open rear dropouts