GRAV® Large Gravitron® MICH_513 ensuring durability for your daily

ensuring durability for your daily use

Yet there still remains a cult-like following for the original version

Hits are smooth

Featuring a pinhole perc

GRAV® Large Gravitron® MICH_513 ensuring durability for your dailyMade from durable, heavy duty 5mm borosilicate Closed system keeps smoke contained and conserves bud Platinum cured silicone grommet protects glass touchpoints Sleek design is super easy to clean Includes a 19mm Funnel Bowl The world's first all glass gravity bong. The Large Gravitron takes the gravity bong out of the dorm room. With this classic design, gravity and pressure work together to give you huge, efficient hits. But unlike homemade grav