Features and Benefits: For over 90 years, service professionals have looked to Lincoln for lubrication equipment designed to meet the demands of day-to-day shop life. In response to overwhelming requests, Lincoln proudly makes its equipment available to those outside the service industry with our Guardian line of lubrication products. Every Guardian product is engineered to meet the industrys most exacting standards for reliability and performance. * Die-cast head with 4 rigid pipe extension and coupler. * One-hand operation. * Uses standard 14 oz. cartridge or can be bulk filled. * Heavy-duty steel barrel * Electro-static * Corrosion-resistant finish * Non-slip knurling. * Posi-lock follower rod with T-handle provides sure-handed grip and easy filling at any position.