Shock Absorber Adjustable Multiple-Varying Orifice Material Steel Force 9.9 lb Max Cycle Rate 30 per min Max Weight 2 866 lb Rod Thread Size M30x1.5 Locking No Rod Dia 10 mm Cylinder Dia 30 mm Stroke 35 mm Extended Length 206.5 mm Fixed Resistance No Adjustable Resistance Yes Includes Adjustment Knob