Frost - Clear Glass Precooler with 4-arm Diffuser Downstem
You get a lot of percolation for the price with this clear borosilicate glass precooler from Frost! The 4-arm diffuser downstem has piercings to break up smoke into smaller bubbles with increased surface area, and the 29.2mm > 18.8mm inside-cut joint takes any standard 18.8mm bowl (not included). This piece fits any bong or downstem with an 18.8mm joint.