SUSPA Spring Strut Prop Shock C16-11028 , Force for One Strut is 40lbs, Force for Pair is 80lbs, 12" Struts Compressed Length (Center-to-Center): 8.3in (211mm) Extended Length (Center-to-Center): 12.2in (310mm) Force: 40 Lbs (178 N) End Fittings: 10mm Nylon Ball Sockets Set of Two