11" Large Gravitron, by Grav Labs
The world's first all-glass gravity bong got a facelift. This new and improved version 2.0 Gravitron® boasts a fivefold increase in glass thickness and upgraded platinum cured silicone grommet for a tighter seal. The 19mm 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.
- Brand: Grav Labs
- Bowl size: 19mm funnel bowl
- Dimensions: 4"(L) x 4"(W) x 11”(H)
- Weight: 44.7 oz
The gravitron hit’s excellent!
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