Alex K - 18/18mm Showerhead Downstems

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.