JXR Surron Ultra Bee Primary Chain Conversion Kit With Upgraded X RING DID Chain

Upgrade your Sur-Ron Ultra Bee drivetrain with the JXR 520 chain conversion kit. 520 chain conversion kit for Sur-Ron Ultra Bee. Sur-Ron Ultra Bee (all model years). A full drivetrain upgrade that gives your Ultra Bee a tougher, longer-lasting chain and sprocket setup.

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