About this item

• 20" Camper shell window strut -- Extended Length (Center-to-Center): 19.69 in (500mm), Force: 40 Pounds Per Strut, Suitable support weight is from 32 pounds to 45 pounds for 2 STRUTS; End Fiting: 10mm Ball Stud Sockets
• Note: DO NOT compress them by hands before installing, the struts could only be compressed after installing successfully!!!
• 20 inch 40 Pound gas struts -- Suitable to use on RV Door, Motorhome Door, Tonneau Cover, TV Cabinet, RV Bed, Trap Door, leer camper shell window, truck cap, etc.;NOTE: If the lid weight is less than 32lbs or more than 45 pounds, please choose other pressure struts!!!
• 20" 40 lb gas shocks -- Most suitable support weight is 30-45 pounds; if you want to use these struts on other custom-built lids, please measure the lid weight and ensure they are between 30 pounds and 45 pounds.