1HIGH DURABILITY: Made of high strength steel alloy, with electroplated surface for anti rust properties, ensuring stability and long lasting durability in various outdoor environments. 2EASY REPLACEMENT: Comes with 24T spline 24mm axle and 4 M10 bolts, used to replace and refurbish the rear axle hub damaged by the aging of the original models. 3VERSATILE COMPATIBILITY: Designed for 125cc 150cc 200cc Quad Bike ATV Go Kart, providing a perfect fit and reliable performance for a wide range of vehicles. 4CONVENIENT INSTALLATION: Mounts on the rear wheels, both left and right positions, allowing for easy and secure installation without any hassle, making it an ideal choice for DIY enthusiasts. 5STABLE PERFORMANCE: Rugged construction and precise compatibility of various models for smooth and efficient operation, providing a reliable and secure driving experience for your car models. 1 xRearAxleHub