Jergens®, 27558, Locking Plunger, Hand Retractable, 22 mm Diameter Body, M12 x 1.75 Thread, 22 mm Thread Length, 6 mm Length Under Flange, 22 mm Plunger Diameter, 0.565 kg Initial End Force, 2.27 kg Final End Force, 9.4 mm Plunger Projection, Steel Body, Zinc Plated