Qty (2) 10mm Nylon End Lift Supports 7.5 Inch 7.50 Inches – Black 30 Pounds
For example, if your lid weighs 100 lbs., then you will most likely need two (2) 150-lbs lift supports (Do not combine the pressure of the 2 supports). To find the right strength for your lid, weigh it using a 2×4 board or other vertical support to hold the lid open.