GRAV® Large Gravitron® - Replacement Base Size|6.9 oz Our products are demonstrations of

Our products are demonstrations of cutting-edge technology

while the quirky hipster dog design will keep things fun and fresh

The removable shoulder strap ensures comfortable carrying

Designed to bloom with every use

The 19 mm female ground joint now fits any 19 mm male bowl and the flange at the top of the neck makes lifting the bottle a breeze

GRAV® Large Gravitron® - Replacement Base Size|6.9 oz Our products are demonstrations ofIf your Large Gravitron has a broken part, well help you return it to working conditions. This replacement base for the Gravitron gravity bong fits the Larger Gravitron. The bottle part slides into the base to create the suction that helps create big gravity bong hits.