This 3/8" stainless steel snack stick nozzle connects to your jerky gun turning it into a perfect snack stick maker. Just slide the sausage casings onto the nozzle and you can make snack stick quickly and easily in your own home. The base of the nozzle where it connects to the jerky gun is 2 1/4" across. It has a 6" straight tube so you can load a large amount of snack stick casings onto it.