Boost the diffusion of any glass piece with this premium Black Leaf diffuser downstem. This sleek accessory is made with the finest borosilicate glass and attention to detail Black Leaf is known for. The downstem has six slits and a hole at the tip, creating a bubbling action for smooth and filtered hits. The downstem is designed for bongs with an 18.8mm ground joint and fits 14.5mm male herb bowls. It’s available in a variety of lengths, so you’ll easily find a perfect match for your piece.
Black Leaf Slitted Diffuser Downstem
$17.50
30-day range: $17.50 · Tracked since Jun 1, 2026
Stable priceAt 30-day low
Additional information: Black Leaf Slitted Diffuser Downstem
| Brand | Smoke Cartel |
|---|---|
| Merchant | Smoke Cartel |
| Material | Glass |
| Color | Black |
| Joint Size | 18.8 mm |
