Tolco Corp 160160, OZ, White, Plastic Jug Bottle Pump, Delivers OZ Per Stroke, 38/400 Adapter Fits 1 Gallon Bottles, Plunger Locks Down For Shipping & Storage, OZ & MM Graduations On Plunger, 11" Dip Tube, Polypropylene With Stainless Steel Spring, Excellent For Soaps, Lotions, Chemical Concentrates.