Description:

Material: Made of aluminum alloy material, full CNC processing,durable and sturdy.
Speed Support: Support 2 speed, 3 speed, 6 speed.
Fitment For: Compatible for Brompton tensioner.
The bearing is placed inside the gear to ensure that when the guide wheel works, the frame does not move, only the guide wheel rotates, making the speed change more smooth.
Nylon gear reduce noise during working.

Specification:

Size: 180x70mm/7.09x2.76inch

Package Includes:

1 Piece Bike Chain Tensioner

Note:

Please allow slightly difference due to manua l measurement.
Color may be slightly different since different monitor. Thanks!