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  • Home
  • SI Shop
    • Triple-Filtered Glass Pipes
    • Bubblers
    • Carbon-Filtered Glass Pipes
    • Dab Rigs
    • Unfiltered Glass Pipes
    • Glass for Oil/Concentrates
    • Carbon Filter Adapters
    • Accessories
      • Activated Coconut Carbon
      • Organic Cotton
      • Ash Catchers
      • Bowls/Slides
      • Downstems
      • Joint Wax
      • Replacement Parts
    • SI Fan Wear
    • Rare & Vintage
  • SI Education
    • Glossary
    • Joint Gender
    • How to Determine Joint Size
    • Reports
    • SI Filtration System
  • The 411
    • About Us
    • Shipping
    • Account details
  • Questions?
    • Why Filter?
    • Why use Activated Coconut Carbon?
    • Why Use Organic Cotton?
    • Glass Cleaning Tips & Maintenance
  • Hit Us Up
SIpipes-30-055-Female-Male-Drilled-DownstemSIpipes-30-055-Female-Male-Drilled-Downstem
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18mm Female w/18Male Glass Drilled Downstem

$26.00
SIpipes-86-200-18_14mm-Honeycomb-Disk-Carbon-Downstem
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18/14mm Glass Honeycomb Disk Carbon Downstem

$40.00
SIpipes-86-100-18_14mm-Honeycomb-Downstem
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18/14mm Glass Honeycomb Downstem

$36.00
SIpipes-40-013-18_14mm-4-Slot-Downstem
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18/14mm Glass 4slot Downstem

$12.00
SIpipes-30-044-18_14mm-Drilled-Downstem
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18/14mm Glass Drilled Downstem

$22.00
SIpipes-30-014-18_14mm-Carbon-Downstem
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18/14mm Glass Carbon Downstem

$24.00
Rated 5.00 out of 5

How to Measure Your Downstem

SIpipes Downstem Measurement
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