Give your bong an upgrade with a diffused downstem by Zob Glass. With the 18/18 fitting, this downstem is fully compatible with bongs featuring 18mm joints. A sandblasted Zob label highlights the downstem's exterior glass. Diffused downstem 18mm Replacement downstem features: Diffusion: Six Diffused Slits with Hole in Bottom Length from Top of Ground Joint to the Bottom of Downstem: 5.0 inches Complete Length From Top to Bottom: 6.5 inches...
Give your bong an upgrade with a diffused downstem by Zob Glass. With the 18/18 fitting, this downstem is fully compatible with bongs featuring 18mm joints. A sandblasted Zob label highlights the downstem's exterior glass. Diffused downstem 18mm Replacement downstem features: Diffusion: Six Diffused Slits with Hole in Bottom Length from Top of Ground Joint to the Bottom of Downstem: 5.0 inches Complete Length From Top to Bottom: 6.5 inches Ground Joint Fitting: 18mm Male Slide Joint Fitting: 18mm Female Color: Clear Glass Logo: ZOB Sandblasted Label Made in California All Downstems are measured from the Top of the Ground Joint to the Diffused Bottom. For more complete instructions visit our Downstem Measuring Guide