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  • Hi Si Diffuser Stem
  • Hi Si Diffuser Stem - Reducer
  • Image 3
  • Stem measurement guide.

Hi Si Diffuser Stem - Reducer


Product Description

Hi Si Diffuser Stem - Reducer


Genuine Hi Si diffused reducer downstem that fits a 18.8mm joint and a 14.5mm cone.



Product Details:

  • Brand: Hi Si
  • Length: Choose from menu
  • Joint 1: 18.8mm (where it fits in the bong)
  • Joint 2: 14.5 mm (cone/bowl size)
  • Suits Hi Si products
  • Made in California, USA.


*Please be aware that the measured length is from the top of the ground joint to the bottom of the stem. (Please refer to image)

** Please note stems will always have a couple of mm difference either way in their length. This is outside of our control and should be taken in to consideration when ordering any stem.


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