Best Products
Launches
Launch archive
Most-loved launches by the community
Launch Guide
Checklists and pro tips for launching
News
Newsletter
The best of Product Hunt, every day
Stories
Tech news, interviews, and tips from makers
Changelog
New Product Hunt features and releases
Forums
Forums
Ask questions, find support, and connect
Streaks
The most active community members
Events
Meet others online and in-person
Advertise
Subscribe
Sign in
GravTop
Professional Gravity Bong Cap/Top
0 followers
Professional Gravity Bong Cap/Top
0 followers
Visit website
Patented and professionally machined Gravity Bong top/cap/adapter.
Overview
Reviews
Team
More
Launch Team
Show more
Show more
Subscribe
Sign in
What do you think? …
Login to comment
GravBongs
Hunter
Two college buddies patented a bong and bootstrapped an e-commerce site to share the secret of the gravity bong with the world.
Upvote
Report
Share
6yr ago
Reviews
Most Informative
No reviews yet
Be the first to leave a review for GravTop
Leave a review
View all
