This rig is beautifully crafted and high-quality to give you the concentrate experience that you need! This beaker bubbler rig features a wonderful perc to give you a smooth smoke every time you utilize it. Fitting 19mm female bangers and other accouterments, this rig has everything you need to enjoy your concentrates with ease and style and will become a new favorite in no time! This glass piece has an 18mm Male joint that will fit 18mm Female accessories and replacements.