Packaging Includes:Hub chain sprocket-1pcOriginal Name / Part No:LOS262003Does this product replace a specific part or function?YesMajor advantages of upgrading to this product:Upgraded to medium carbon alloy steel material, with higher strength and durabilitySuitable Model:LOSI-1/4 PROMOTO-MX MOTORCYCLE RTR, FXR-LOS06000LOSI-1/4 PROMOTO-MX MOTORCYCLE RTR PRO CIRCUIT-LOS06002