Gas Spring, Spring Locking, Material Steel, Force 250 lbf, Rod Thread Size MF10, Locking Yes, Rod Dia. 0.39 in, Cylinder Dia. 0.87 in, Fitting Type Elbow 1-Side, Fitting Thread Size M44, Stroke 10.04 in, Extended Length 23 13/16 in, Compressed Length 13 25/32 in, Fixed Resistance Yes, Adjustable Resistance No