GRAV Medium Gravitron Glass Gravity Bong – 14 mm

Meet the original glass gravity bong—refined by GRAV for smoother, denser pulls with almost no learning curve. The Medium Gravitron uses water displacement to fill the chamber with thick, milky smoke, then delivers it in a single, satisfying hit. Made from durable borosilicate with a stable base and tight glass-on-glass seal, it’s a party-ready classic that actually lasts.

Key Features & Specs

• Material: 9.5" handcrafted borosilicate glass; 800g hefty weight
• Joint/Bowl: Includes 14 mm GRAV funnel bowl
• Design: Two-piece glass gravity bong with glass-on-glass seal and stable base
• Operation: Water displacement fills the chamber for powerful, efficient hits
• Best for: Dry herb
• Color: Clear glass with GRAVITRON logo

Why You’ll Love It
All the fun of a gravity bong—without plastic bottles or DIY hassles. Thick borosilicate stands up to regular use, the included 14 mm bowl fits securely, and the base keeps everything steady between pulls. It’s a crowd-pleaser that rips hard and cleans up easily.

Pro Tips

• Fill the outer base with water, submerge the inner bottle, spark the bowl, and lift slowly to draw smoke.
• Remove the bowl and inhale as you press the bottle down for a controlled, dense hit.
• For cleanup, use a specialty glass cleaner like Formula 420; rinse thoroughly and let dry.

Intended for legal use by adults 21+. Keep out of reach of children.

Ready for big, clean gravity hits? Upgrade to the GRAV Medium Gravitron today.