Premium Lever Action Chemical Pump with Siphon Function. Designed for fast transfer of Acidic Solutions, Chemicals, Fuels, Fuel Oils and Water based media. Ideal for DEF/Urea/AdBlue. Delivers 16 oz. (500 mL) per Stroke. Appx. 8 Strokes/Gallon (3. 8 L). Fits 15-55 Gallon (57-210 L) Drums with Standard 2" (50 mm) Bung Opening. Adjustable Locking Ring Rotates 360° to suit Dispensing and User Comfort. 39” (1 m) Suction Tube for 15-55 Gallon (57-210 L) Drums. Lumax is a manufacturer of lubrication and fluid management products. Our products, including grease guns, manual and electric pumps, funnels, drains, grease fittings, filter wrenches, and accessories, are built to the highest standards and incorporate many proprietary features. Lumax's mission is to provide professionals and consumers with innovative and high-quality products to get the job done right. Product development at Lumax goes beyond the physical product, to a deeper understanding of the end-users' needs. Engineered with the "user-in-mind, " Lumax products are built to the highest standards and incorporate many unique features that make work easier, faster and cost-effective. We have a passion for the design process. We listen to our customers and their ever-expanding requirements. Our unique products lead the field in design, quality, and performance.