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Delivers approximately 10 ounces per stroke with a capability of 6-gallons per minute. Manufactured of the highest quality polypropylene. Will handle viscous materials equivalent to SAE #90 oil; also compatible with most acids, caustics and other mild liquids. 2" bung adaptor and telescoping extension tube for use with 5 to 45-gallon drums. 360° discharge spout orientation. EPDM O-Rings