Rear Shock Absorber DU Bushings Set - Practical and durable design Made from a composite material and rubber to deliver reliable performance and long service life in rear shock absorber assemblies. - Exact fit and compatibility Inner diameter 12 mm and outer diameter 15 mm, specifically designed for shock absorbers with a 12 mm width. - Material advantages Combines a strong composite with rubber for optimized damping, resilience, and durability under typical operating conditions. - Easy installation Includes 2 DU bushings and 2 sealing rings, simplifying replacement and reducing installation time. - What you get 2 DU bushings and 2 sealing rings for a complete, ready-to-install kit. Use scenarios - Replacing worn DU bushings in a 12 mm width rear shock absorber to restore alignment, reduce play, and improve ride stability in hobbyist RC cars or small vehicles. - Upgrading rear suspension components to enhance damping performance and longevity in models or light-duty equipment that use 12 mm wide shocks. - Keeping a ready spare parts kit on hand for field maintenance of rear shock assemblies to minimize downtime and maintain consistent performance.