This Zeeline by Milton Polypropylene Lever Pump with Suction Tube and Adjustable Handle was designed with professionals in mind and dispenses at a maximum rate of 12 oz. per stroke. It is designed to thread into 2 in. bung openings on 15-55 gal. drums. Included is a telescopic suction tube for height adjustments and an adjustable handle for changing the amount of fluid dispensed per stroke. The fluoro-elastomer seals and stainless-steel rod make this pump compatible with most alcohols (including hand sanitizers), anti-freeze, water-based chemicals, most mild acids, DEF, diesel fuel, and much more. Backed by a 1 year warranty.