TWO PACKS 21mm collagen casings for 50 lbs of snack sticks- For homemade Slim Jim sausage- Just add beef venison pork etc- 5 strands per pack- From Smokehouse Chef

Beef collagen casings from Smokehouse Chef. TWO packs of fresh collagen snack stick casings for homemade snack sticks or slim jims. Smart packaged with five strands that stretch out to approx 25 ft long each. Store unused casings for up to a year. These casings do require a 3/8" (10 mm) or 1/2" (12 mm) snack stick tube that is also available from SmokehouseChef.com. These casings are a natural beef product. Easy to use. Just season your meat and place the casings on the end of your narrow tube. Fill with seasoned meat then smoke or dry and enjoy. A 21mm filled casing will be about 1/2" diameter after drying.