GRAV 5" Upline Hammer Bubbler

Grav Labs

The unique filtration chambers designed by Micah Evans as seen in the original Upline bong are now featured in a whole family of products including the Upline Basic Bubbler from Grav (formerly Grav Labs). The Grav Upline Basic Bubbler features climbing water filtration that prevents splashback and diffuses even the harshest hits to make them incredibly smooth.

  • Climbing Water Filtration
  • Prevents Splashback
  • Diffuses the Harshest Hits
  • Colored Upline Decal
  • Designed by Micah Evans
  • Height: 5"
  • Length: 8.5"
  • Glass Thickness: 4mm
  • Glass Diameter: 38mm
  • Weight: .35 lb

5" Upline® Hammer Bubbler made on 38mm tubing with ladder perc, fixed fission downstem, stabilizing feet, and ergonomic mouthpiece and carb.

Grav Labs Upline Basic Bubbler.

Random decal colors

NOTE: This is an individually handcrafted art piece. Exact details, accessories, decals and/or patterns may vary slightly.

Category: Bubbler

Type: Bubblers

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