Other than completing AR-15 lowers, the Ghost Gunner will help make a bunch of other guns and with some third party aid you can open up up the Ghost Gunner to conduct other duties like engraving your lowers. It's also possible to mill other lowers like a Polymer 80, AR-10 https://beckettbgghg.diowebhost.com/87912080/new-step-by-step-map-for-ghost-gunner