Appliction ] — This rear shock absorber fits for Karting ATV Motocross. The spring diameter is 7mm/03in, and the mounting hole diameter is 10mm/0.4in. Eye center to center is 230mm(9.1″). Please check the size before purchasing replacements. [ Precise Design ] — Combines shock and spring technology, special modifiers to reduce friction and ensure smooth rod reaction. Compatible rear suspension spring / shock damper. [ Aluminum Alloy Material ] — This 230mm shock damper is made of premium aluminum alloy, lightweight and extremely durable. Provides a smoother ride and better overall damping management. [ Better Ride Experience ] — Use this shock damper to give you better ride quality.Make your journey smoother.Helps to solve the trouble that the shock plate is too short and the low plate often touches the ground. [ Stable Characteristics ] — High quality spring, effectively reduce vibration, practical accessory for your vehicle.Brilliant height extension effect for damping pr