Scope of application——— This shock absorber is suitable for 49cc ATV karts, please check whether it is compatible before ordering. Please refer to the description for detailed product parameters. High-quality materials ——— The Shock Struts uses high-quality metal casing and springs, high strength, not easy to break, and greatly improves the shock resistance of the shock absorber, and has the best durability. Keep Balance ——– Motorcycle shock absorbers are mainly used as buffers to keep the body balanced. This suspension provides a smoother ride and better overall damping management. Good Performance ——— Can be used as a front/rear shock absorber to support the weight of motorcycle frame, quickly attenuate vibration, and improve riding comfort. Reduce the dynamic stress of each part of the motorcycle body, prolong the service life. Easy to install——- The original standard of the ATV shock absorber, easy to install, no need to modify, no other tedious operation