[ The Choice of Heavy Load Capacity ] - ARANA 20 inch 150lb struts are widely used on the heavy duty RV bed, murphy bed, garbage box, generator house, trap door, floor hatch door, custom-built window, RV kitchen door, tonneau cover etc, as long as the lid weight is between 130-165 pounds
[ Exact Product Parameters ] - Extended Length A (Center-to-Center): 19.7 inch (500mm), Compressed Length B (Center-to-Center): 12.2inch(310mm), Force 668N/150Lb Per Strut, 2 Struts Per Pair; Package contents: 2 * struts, 1 * Installation Instruction
[ Application Range ] - ARANA 20" shocks will be suitable for lid which weight between 130-165, side length ≥ 32 inch. Note: DO measure the lid weight to avoid buy wrong items, please measure at the position you will install struts
[ 18 Months Support ] - Once you need any installation guide, welcome to message us for in-time help; if there are any product damaged, unfit problem or part missing, 18 months replacement support will be provided if let ARANA know