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Alex K - 14/18mm Gridded Downstems

Choose Your Downstem Length 4 inches
In stock: 1
Regular price $50.00 USD Sale price $50.00 USD Regular price $50.00 USD
Shipping calculated at checkout.

Elevate your smoking sessions with the all-new Alex K glass 14/18mm Gridded Diffused Downstems, available at Aqua Lab Technologies. Expertly handblown in Arizona, these downstems are crafted from premium American borosilicate glass, ensuring both reliability and longevity for your bong or water pipe.

Why Choose Alex K Glass Downstems?

  • Superior Filtration: Featuring multiple diffusion slits, these downstems promise exceptional water filtration. The gridded diffused end amplifies bubble creation, guaranteeing a smoother, more refined smoking experience.

  • Universal Fit: This accessory is designed to seamlessly fit most standard bongs, bubblers, and water pipes with a 14/18mm fitting.

  • Aesthetic Appeal: Beyond functionality, the sleek black Alex K logo adds a touch of sophistication to your setup.

  • Customizable Length: Available in various lengths, ensuring a perfect fit tailored to your needs. Our listing provides a clear diagram for hassle-free measuring.

Key Features:

  • Downstem Type: 14/18mm gridded diffused
  • Suitable For: Bongs and water pipes
  • Bong Joint Fitting: 18mm
  • Slide Joint Fitting: 14mm
  • Material: Durable borosilicate glass
  • Perc: Multi-slit gridded Showerhead
  • Branding: Distinct black Alex K logo
  • Origin: Proudly made in Arizona, U.S.A.


  1. How do I determine the correct length for my setup? Our listing includes a detailed diagram to guide you in measuring from the top of the ground joint to the diffusion tip.

  2. What makes borosilicate glass unique? Borosilicate glass is renowned for its durability and resistance to thermal stress, making it ideal for smoking accessories.

  3. How do I clean the downstem? Regular cleaning with isopropyl alcohol and warm water will keep your downstem pristine.

  4. Is the Alex K logo permanent? Yes, the black Alex K logo is designed to last, adding a touch of elegance to your downstem.

  5. Why choose a gridded diffused downstem? The gridded design ensures enhanced water filtration, creating more bubbles for a smoother smoking experience.

Experience the difference in quality and functionality with the Alex K glass 14/18mm Gridded Diffused Downstems, exclusively at Aqua Lab Technologies. Upgrade today!

    Note: All downstems are measured from the top of the ground joint to the end of the diffusion tip. Please see our diagram in the listing for complete downstem measuring instructions. 

    Added June 27, 2023