Balcrank 6:1 Tiger Carbon Steel Stub Pump is for transfer pumping up to 700' or for the simultaneous service on up to 6 reels. The pump is bare, with no connecting hoses, and features built-in pressure relief, a double-acting, true pump ratio and balanced flow displacement, as well as enlarged flow passages. This unit, designed for oil and light fluids, includes a heavy duty, large displacement air motor with a thick wall housing and long stroke design, though the unit still offers a quiet operation. This Tiger HP Pump offers a 6:1 pressure ratio, 3.25 stroke, free flow of 20 gpm, and operating air pressure range of 30-150 PSI, and this unit comes with a lifetime warranty.