The 14mm GRAV® Adjustable Downstem extends from 4” to 6” and works with any 14mm beaker or straight-tube water pipe with an angled joint. Its two-piece design is secured by a custom-fit heat shrink sleeve, while the tri-cut showerhead provides smooth diffusion through water. The adjustable length makes it versatile for different water levels. Each pack includes five downstems.

 The 14mm GRAV® Fission Downstem is also compatible with 14mm beaker or straight-tube water pipes with an angled joint. Precision fission holes are formed with a tungsten rod while the glass is hot, ensuring smooth edges that help prevent clogging while delivering effective diffusion. Each pack includes ten downstems in assorted lengths.

Specifications:

• Adjustable: 4”–6”
• Fission: 3.3”
• Joint: 14mm Female