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Glass Downstems

Bong Stems are commonly called down stems, they are a required part for many types of glass bong such as most beakers and tubes. They can be plain or have slits or holes to act as diffusers to increase the cooling effect on your smoke. 

OzBongs keeps a range of glass bong stems to suit virtually any type or size of bong. If you need help finding the right stem, feel free to contact us and provide details about your bong.

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Bestsellers

  • Agung Ice Slider Stem 18mm - 14mm

    4.1
    1 review(s)
    Score: 4.1 (votes: 12)
    Reviews: 1
    • AU$17.99
      • Incl. GST
      17   – Reward points
    Sorry, we only have 20 of that item available

  • DhOP Stem Slit Diffuser 18mm - 14mm

    4.0
    3 review(s)
    Score: 4.0 (votes: 16)
    Reviews: 3
    • AU$12.90
      • Incl. GST
      12   – Reward points
    Sorry, we only have 33 of that item available

  • DhOP Stem Slit Diffuser 18mm - 18mm

    4.7
    Add first review
    Score: 4.7 (votes: 3)
    No reviews.
    • AU$12.90
      • Incl. GST
      12   – Reward points
    Sorry, we only have 16 of that item available

  • DhOP Stem Slit Diffuser 14mm - 14mm

    4.6
    3 review(s)
    Score: 4.6 (votes: 7)
    Reviews: 3
    • AU$12.90
      • Incl. GST
      12   – Reward points
    Sorry, we only have 44 of that item available

  • DhOP Stem 18mm - 14mm

    4.5
    Add first review
    Score: 4.5 (votes: 2)
    No reviews.
    • AU$9.99
      • Incl. GST
      9   – Reward points
    Sorry, we only have 35 of that item available

  • EHLE. Stem Regular 18mm

    3.8
    1 review(s)
    Score: 3.8 (votes: 6)
    Reviews: 1
    • AU$32.90
      • Incl. GST
      32   – Reward points
    Sorry, we only have 2 of that item available

Top News

  • Dec 7, 2025What Are Percolator Bongs?The term "Percolator" or commonly "Perc" is used to describe a type of bong that contains extra elements to aid in the cooling of smoke.
  • Nov 3, 2025OzBongs Dab RigsWhat is a dab rig? A Dab Rig is a small glass bong that is used in conjunction with a nail or banger to smoke extracts from herbs. These extracts can be in the form of wax, oil or resins and require a different type of bong setup to a traditional glass bong that is used to smoke flower.
  • Aug 26, 2025OzBongs Beaker BongsBelow is a breakdown of some of the more popular styles of glass bongs that we sell, but we have a lot more than what is shown here. We try to maintain stock but because we import these ourselves, stock can sometimes run dry due to a variety of reasons.
  • Aug 14, 2025Agung Glass Bong SizesExplore the vast selection of sizes that can be found in the Agung glass bong range. From tiny little bubblers to large bubble bongs, Agung has a bong to suit every Aussie stoner.
  • Aug 12, 2025The best selling Agung glass bongsAgung bongs come in a huge range of shapes, sizes and styles. For around 50 years Agung has been the OG Aussie bong brand and many of their models have stood the test throughout that time.
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