Box Pair of chain tensioners Three

The chain tensioners BOX Three are designed for wheels with 10mm axle and for classic frame dropouts. They prevent derailment during acceleration in races BMX. The adjustment of tension by screw allow you a precise adjustment of the tension of the chain thanks to the control marks.

CHARACTERISTICS:
- Aluminium 6061-T6 forged
- Axle: 10mm
- 1 hole of fixing
- 20 mm of adjustment
- Adjustment by only one screw with counter nut
- Weight: NC
- Sold by pair

COMPATIBILITY:
- All the classic frames with open rear dropouts