420 Primary Drive Sealed X-Ring Replacement Chain | Surron Ultra Bee RonixMods Built for off-road use

Built for off-road use

Built for durability and responsive handling on any terrain

3MM Thick gives the rotor more surface area for the heat to dissipate which causes less brake fade

HUSQVARNA TE 250 (Braktec caliper) 2023

14mm shaft — 50% larger than most coils on market to handle large side-loading events

420 Primary Drive Sealed X-Ring Replacement Chain | Surron Ultra Bee RonixMods Built for off-road use420 Primary Drive Sealed X Ring Replacement Chain Sur Ron Ultra Bee Replacement 420 sealed X ring chain designed specifically for use with DirtyBike primary belt to chain conversion kits for Sur Ron Ultra Bee. Built to handle the demands of electric drivetrains, the X ring design reduces friction while retaining lubrication for consistent, long service life. This chain is a direct fit for DirtyBike 420 primary conversion kits for the Ultra Bee. Key