Primary Belt to Chain Conversion Kit | 420 | RK MXU | Surron LBX Ramped Racing all talarias

all talarias

Kit includes four precision deep groove sealed bearings and fits all Surron Ultra Bee bikes

Soothing blue glow on the switch

Replaces OEM battery lid bolts — plug and play

Adjusted for minimal dead band

Primary Belt to Chain Conversion Kit | 420 | RK MXU | Surron LBX Ramped Racing all talariasDirtyBike Primary Drive System With RK 420 GB MXU Chain The Best Sealed 420 Chain Available Dont risk your stock belt failing in the middle of a ride install a DirtyBike primary chain drive system. With the world famous RK 420 GB MXU chain, this is a necessary upgrade for the serious off road rider and maintains stock gear ratio. RK GB 420 MXU Sealed chain is one of the strongest and quietest 420 chains available. Master link makes for easier