Single Speed adaptor kit for 8/9/10/11 speed cassette hubs.

Pair of CNC machined aluminium spacers that look much sweeter than a bunch of washers to space out a 'Deep-tooth' single sprocket.

CNC Cr-Mo cogs have wide 7mm base to avoid ripping into the cassette body.

Built-in offset optimises chainline.

Supplied with 12T 5/64" sprocket* and lockring. 

*Note: are suitable for narrow 5/64" (9 speed) chains.