GridGlide Diffuser Downstem – 18.8 to 14.5 mm

Upgrade your water pipe setup with the GridGlide Downstem – a colorful diffuser that converts an 18.8 mm joint to fit 14.5 mm bowls. Its precision-cut grid slits improve airflow and cooling, delivering smoother, cleaner hits every time.

With Phoenix Star branding and vibrant random colors, this borosilicate glass downstem is available in 4.5 or 5-inch lengths and works perfectly as a replacement or an upgrade for your current bong.

Product Details:
• Joint Conversion – 18.8 mm male to 14.5 mm female
• Length – 4.5 or 5 inches (sent randomly)
• Material – Durable borosilicate glass
• Design – Diffuser grid for smoother filtration
• Colors – Mixed (sent randomly)