The original “K” semi rotary pump made from iron with internal parts of brass, steel shafts, and soft graphite seals. Double–acting wing type pumps, Ideal for browser, generating sets, and general fuel transfer. Designed from the outset to deliver a compact and easy to install hand pump solution, the K2 is the original semi-rotary hand transfer pump. Features detachable 1” BSP* screwed inlet and outlet flanges ensuring both service and installation is quick and simple The K series pumps are available in the following sizes: ½”, ¾”, 1”, 1¼”, 1½” and 2” BSP.