This glass rod replaces the aluminum tube bowl for the Supreme. It has a pinch in the glass that will act as a screen. Red Grommets and adapters are sold separately.
The most useful tool to clear the herb onc here:
https://vgoodiez.com/collections/elev8-glass/products/pic-tool-by-7th-floor-elev8-glass
Made by Glass Charlie out of the United Kingdom!