[ 7.5 Inch Gas Struts ]: Force: 111 N/25Lbs 7.5 Inch per Strut, a pair of 2 shocks. Extended Length: 7.5", Compressed Length: 5.34". CANNOT compress directly by your hands. [ 25lb Gas Strut ]: Interchange number:012163,4053,8195620,CS75030,ML1125,ML3125,RB8795969,SL1125,SL11251,SL11255,SL3125,SL31251,SL31255. Easy to install and widely applicable lift support struts, suitable for patio, topper window, underground hatch, boat, garbage bin cover, tool box lid, tent and other outdoor areas and so on [ Sentry Safe Replacement Strut ]: Fit the cover or door or lid which the SIDE LENGTH is MORE THAN 15 INCH. And your project weight is 24lb~33lbs for each struts. If you are not confirm the item is okay, pls Contact Us Before Purchsing [ Premium Gas Struts ]: Our products are suitable for various weather environments such as outdoor heavy rain and minus 104℉. As a excellent and reliable gas shock manufacturer, IAQWE always stand behind you to provide you with the strongest support [ What You Get ]: 2 x Gas Struts, 4 x mount bracket, 10 x screws, 1pc x installation guide. IAQWE offers 12-months support and 24-hours online tool box gas struts for lid 7in gas shocks lift supports master lift gas struts tool box hydraulic arms master-lift gas struts replacement parts for keter storage