DirtyBike Industries primary drive system uses a sealed X-ring chain instead of O-rings to minimize drag and reduce chain noise giving you a longer
DirtyBike 420 Gold Series Primary Belt to Chain Conversion Kit Sealed X-Ring Surron LBX
PRO TAPER GOLD PIT BIKE CHAIN GOLD 420
420 Chain Motorcycle & Scooter Final & Primary Drive Parts & Kits
1pcs Primary/Gold Chain Link 530/520/420/428/T8F/25H chain lock
DirtyBike 420 Gold Series Primary Belt To Chain Conversion
The DirtyBike Industries (DB) Primary Chain Drive System is a strong upgrade for Sur Ron and Segway e-bikes to replace the factory belt system with
DirtyBike Primary Chain Kit for Sur Ron & Segway E-Bikes
This kit replaces the light duty #35 chain with the #420 heavy duty chain making it less likely that the chain will fly off of the sprockets., You
Mini Bike 6 Hole 420 Sprocket, 5' Chain & Clutch.
Motorcycle Starter Drive Bendix is suitable for
420 Chain Motorcycle & Scooter Final & Primary Drive Parts & Kits
DirtyBike 420 Gold Series Primary Belt to Chain Conversion Kit
420 10T - 18T 17mm / 20mm Front Chain Sprocket Gear For Pit Dirt