Smokehouse Chef EXCLUSIVE. This STAINLESS STEEL tube is only 10mm (3/8") diameter. Fits on the standard jerky shooter, gun and cannon. Use your jerky gun to make snack sticks. This tube is 7" long and fits casings as small as 17mm diameter. Also fits sheep casings for breakfast sausage. Only available from Smokehouse Chef. Jerky gun is NOT included in this purchase.