Shock Absorber, Adjustable; Multiple-Varying Orifice, Material Steel, Force 6.1 lb, Max. Cycle Rate 60 per min, Max. Weight 992 lb, Rod Thread Size M27x1.5, Locking No, Rod Dia. 8 mm, Cylinder Dia. 27 mm, Stroke 25 mm, Extended Length 156 mm, Fixed Resistance No, Adjustable Resistance Yes, Includes Adjustment Knob