Metal Chrome Plated-Piston Drum Pump,22 Oz,Fits 55 G Drum Piston Drum Pump,Hand Operated,22oz. Per stroke,Self Priming,55 gallon drum capacity,1.405 inches D/1.510" OD suction tube,2000 SSU Viscosity Operation Range, Piston Polyethylene, PE Spout Seal ,Overall length 43 inches,2" Polypropylene Bung Adapter included, Repair Kit for Pump included - contents - (1) spout seals and (1) packing.