Shock Absorber Adjustable Single-orifice Material Steel Force 2.2 lb Max Cycle Rate 60 per min Max Weight 66 lb Rod Thread Size M14x1.5 Locking No Rod Dia 3.5 mm Cylinder Dia 14 mm Ball Diameter 10 mm Pin Dia 3.5 mm Stroke 10 mm Extended Length 88 mm Compressed Length 78mm Fixed Resistance No Adjustable Resistance Yes Includes Adjustment Knob