Well after I purchased a snack stick tube, and it showed up only to my dismay that it was for a bigger stuffer (mine is only a 5 lb one), I let my engineering mind go to work......hit ace hardware and bought a 1/2" water feed tube and a 1 1/2" nylon washer, cut the tube down to size with angle, drilled out the washer to 1/2" interference fit.....and viola.....works like a charm......and cost about 1/10th of a purchased one would have...