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Alex K - 18/18mm Showerhead Downstems

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Replacement Showerhead Downstems are a good upgrade or replacement glass bong downstem for any type of water pipe. These glass downstems add a high-functioning percolator improving the hit of your glass piece.  Alex K  downstems fit most standard bongs, bubblers, and water pipes requiring an 18/18mm fitting.  The 18/18mm showerhead downstems feature quality boro glass and several diffusion slits for added airflow and superior water filtration.  Alex K replacement downstems are handblown in Arizona from a quality, American borosilicate glass.

Downstem Features:

  • 18/18mm diffused downstem
  • Bong Downstems
  • Bong joint fitting: 18mm
  • Slide joint fitting: 18mm
  • Borosilicate glass
  • Multi-slit Showerhead perc
  • Available in different lengths 
  • Black Alex K logo
  • Made in Arizona, U.S.A.

    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.

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