Primary Belt to Chain Conversion Kit | 420 RK MXU | Enduro | Surron Ultra Bee axbolts providing reliable theft deterrence

providing reliable theft deterrence

CGB Continuously Guided Bushing system with super-long static overlap for maximum guidance and torsional rigidity

Note: If running a stock wheel or any wheel not designed for BOOST hubs

We are ready to help you get a replacement and resolve all your issues with the battery powered horn

far less waiting between sessions

Primary Belt to Chain Conversion Kit | 420 RK MXU | Enduro | Surron Ultra Bee axbolts providing reliable theft deterrenceUltra Bee Primary Chain Drive Enduro Kit With 420 RK MXU Sealed Chain For serious off road and enduro racers the sealed RK chain kit is super durable and will last longer between lubes than non sealed chain kits. More Efficient Than Belt Better Acceleration Longer Run Time Easy Maintenance Similar To Stock Gear Ratio Chain can be replaced without removing the swing arm There is a good reason that we do not offer a 520 size chain for this bike. Over