Scotty Revolver DIAL A FLOW nozzle. Great “Black Out” branch, easy to pull and drag with no external lugs to hook and catch, The Scotty 4044 “Revolver Nozzle” is the answer for the need of a multi-aperture, low flow nozzle. The 4044 can be set on one of four different flow rates, three in a straight stream mode with pre-set flow rates are 11, 23, 34 and 45 LPM and one in a slot / fan pattern .