Fitment: Fit for Tesla model 3 2017-2022 Specification: Material: spring steel Installation distance: 330 (mm) Itinerary: 100 (mm) Medium: Nitrogen Place on the vehicle: Rear trunk Features: 100% brand new and high quality. The Auto Luggage Lift is designed specifically for the Model 3 and fits for Tesla Model 3 vehicles perfectly. If you have replaced the existing OEM tailgate support model 3, just use the Tesla app. The tailgate will then open automatically. Convenient removal and insertion of the items in the trunk. Air spring for more lifting power, a special spring provides vertical force to initiate upper-body movement, and a small stainless steel washer to ensure smooth, rattle-free motion. The lift support is strong, durable, sturdy and non-deformable in both heat and cold as it has the highest corrosion resistance achieved by powder coated cylinders and specially treated piston rod surfaces. Note: Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please allow 1-3cm difference due to manual measurement and slight color variation for different display setting. Package included: 1/2 x Lift Struts