Economy manual sausage stuffer features two speed gearing to drive the piston, a pressure release valve plus four stainless steel stuffing tubes. Funnel sizes are 15mm, 22mm, 30mm, 38mm. Weighs 33 lbs. Cylinder size is 13"L x 9 Dia. Dimensions: 13"L x 14.5"W x 25.5"H. See page 273 of our 2011 catalog for details.