[Applicable Models]: The rear shock absorber fits for most of gas scooter electric bike minimoto dirt bike ATV quad mini pocket Bike. [Easy to Install]: Please check the size specification of the rear shock before you place an order from us. [Package List]: 1pc*rear shock damper+2 pairs*screws. [After-sale]: We are committed to provide excellent customer service. If you have any questions, please feel free to contact us via Amazon Message. Specification: Material: aluminum & spring Color: silver with black Type: 100mm/750LB Width: 24mm / 0.95″ Spring thickness: 8mm / 0.32″ Inner diameter: 8mm / 0.32″ Package included: 1 pcs* ATV rear shock absorber 2 pairs*screws