Extended Length: 17.05", Compressed Length: 10.45", Stroke: 6.60", Hardware Kit: NO, Shaft: 6.00", Force: 37.00 lbs, SHAFT CONNECTION: Ball Socket (Nylon) 10mm, BODY CONNECTION: Ball Socket (Nylon) 10mm, Body: 15.00", Internal Springs: NO, Brackets: NO, Heavy gauge steel pressure tube provides long life.