Product Details:Set of 2 brand new heavy-duty automotive gas struts (lift supports) designed for truck caps, camper shells, and toppers.Specifications:Size: 16 inch standard extended lengthForce / Pressure: 28 lbs per strutPackage Includes: 2x Gas Struts, 4x Ball Stud Mounting BracketsCompatibility:Fits standard rear glass windows and doors on LEER, A.R.E., Snugtop, ATC, Century, and Jason camper shells or truck toppers. Easy DIY installation. Perfect for replacing worn-out or weak shocks.