Includes 18" whip hose and coupler. Length is 15-1/2". 16oz. bulk / 14.5 oz cartridge. Output 1 oz. per 33 strokes This grease gun has a rugged cast pump head for strength and durability. Its exclusive "flip over" follower allows a superior seal for either cartridge or bulk loading applications. Tough, resilient and impervious to lubricant. The extra-heavy follower spring insures for positive priming and uninterrupted pumping action. This is a one-hand operation with similar of Lincoln lever-type grease guns.