10mm (3/8") Snack stick sausage stuffing tube for LEM model 606 3 5 Qt stuffers Tube is 7" long. Outside diameter is 3/8" (10mm) which is the very narrow tube for homemade snack sticks, buck sticks and pepperoni. Fits sheep casings and collagen casings as small as 16mm. Welded steel tube that will last for decades like your LEM stuffer. This is the slimmest tube made for this stuffer. It is slightly larger than a #2 pencil. Tube also fits the small Northern tool and Cabelas 5 lb stuffer. This tube has the smaller 1 1/2" base. Please measure carefully. We also have the slim size tube with the 2" base. View our complete store at https://www.ebay.com/str/butcherbaker