GRAV Glass Fission Downstem 14mm Size:85mm (3.3") each designed with a funnel

each designed with a funnel shape to provide ample room for packing your favourite herbs

So go ahead

Experience the convenience of a one-minute cleaning process that leaves your rig looking pristine and ready for the next session

Crafted from quality borosilicate glass

GRAV Glass Fission Downstem 14mm Size:85mm (3.3") each designed with a funnelGive your setup a clean upgrade with the GRAV Fission Downstem. Designed to slot into any 18 mm joint and accept your favourite 14 mm cone or banger, this stem boosts smoothness and pulls cooler, better filtered hits. Each downstem features precision cut fission holes formed with a single tungsten rod while the glass is molten meaning super clean edges, less clogging, and consistent diffusion every session.