....female slide and a stem/bowl....that's about it....this is of course assuming you want to go with tradition and not put a carb on a glass bong....if you plan on putting a carb then all you need is a bowl/stem set up....you can make all of this out of glass as well if your good enough....look up pictures to get inspiration....lucky ass dude tho..i wish i could blow my own bong....gee that sounds perverted