20 Inch 110Lbs 489N Gas Struts for Heavy Lid, RV Bed Heavy-Duty Storage Box Large Floor Hatch Travel Trailer Door Truck Tonneau Cover, DIY Gas Lift Shocks Kit with L Mount Brackets, 2 Pcs by IAQWE

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• Online-Friendly Installation & After-Sales Service: 18-month warranty + reliable support: Our team resolves 100% of installation/usage issues efficiently. Upgraded illustrated manual + DIY plans + online guidance for hassle-free setup—shop with total confidence.
• Fit for 24–40" Lids (68-154 lbs Load Capacity) : Extended Length: 20”, Compressed Length: 7.87". Ideal for 24-30" lids (opening angle >60°) or 30-40" lids (opening angle <60°). Choose the right pressure easily by referring to the attached diagram
• Multi-Scenario Versatility: Fits for Heavy-duty applications Queen/King/Murphy/RV Bed, Truck tonneau covers, RV mattresses, Truck canopy, Camper storage cabinet lid, Overland camper, Trailer/Trap door, Basement floor hatches, Food truck/Shed Windows, Trash bins, Toy box and Small boat hatches. Perfect for vehicle-mounted, storage and outdoor DIY projects
• Ultra-Easy Installation: Tool-free required, simple steps with clear instructions, anyone can finish setup quickly without professional skills. DIY-friendly with L-shaped mounting brackets & full accessories
• Durable & Reliable: Made of high-grade steel and sealed nitrogen gas cylinder—resists rust, leakage, and wear even in harsh weather (rain, snow, extreme temperatures). Longer service life than generic shocks, making it a cost-effective replacement choice