Grav® Medium Gravitron Gravity Bong

The legendary Grav Gravitron gravity bong has remained the most ruthless yet efficient smoking device on the market for a reason and just got a facelift. The Gravitron is the world’s first-ever all-glass gravity bong, and this new and improved version boasts a fivefold increase in glass thickness for more durability than its predecessor. Rather than using the custom 12mm Gravitron accessories of the past if things break, the Gravitron 2.0 is equipped with a 14mm female joint so you can use your own 14mm bowl pieces and other accessories without the need to reorder specific parts. The Gravitron 2.0 also received an upgraded platinum-cured silicone grommet for a tighter seal. Additionally, the interior bottle was redesigned with a more powerful look, and a flange at the top of the neck provides a more ergonomic grip that makes lifting the bottle on each hit a breeze. The Gravitron is the first affordable all-glass gravity bong ever made and a true crowd-pleaser for everyone from an entr