Special stomach pump for BOVIVET stomach probang, mark II (921227). The pump is double-acting and nickel-plated. Capacity of approx. 20 l per minute. (700 ml per pump beat). BOVIVET stomach probang mark II (sold separately) is connected directly to the pump by means of snap-action coupling. Total length 59 cm. Length of pump cylinder 40 cm and inner diameter of cylinder 4.77 cm.
