GLASS REDUCER
The Glass Reducer is a clear or colored borosilicate glass adapter that bridges a joint size mismatch between your rig and your accessory — most commonly converting a 10mm female fitting to a 14mm male fitting.
Best for: fitting mismatched joint sizes together
Key Features
1Bridges a 10mm to 14mm joint mismatch, with a 14mm-to-18mm size also available
2Low-profile design keeps it from adding bulk to your setup
3Available in 18 size and color combinations, from clear to opaque colors
Product Specifications
| Specification | Details |
|---|---|
| Material | Borosilicate Glass |
| Common Conversion | 10mm Female to 14mm Male |
| Also Available | 14mm Female to 18mm Male |
| Design | Low-profile, clear or colored options |
Why Choose This Reducer
The reducer is built to create a tight, secure seal at both connection points, so it performs the same as a direct joint match without restricting airflow.
Frequently Asked Questions
What does a glass reducer actually do?
It bridges a size mismatch between your rig's joint and your accessory's joint — for example, letting a 10mm male banger fit securely into a 14mm female rig.
Will it affect airflow or seal quality?
No — it's designed to create a tight, secure seal at both connection points, so it functions the same as a direct joint match.
How do I clean it?
Soak in isopropyl alcohol for 15–30 minutes to break down residue, then rinse thoroughly before reuse.
Are all colors currently in stock?
Most colors are in stock; the Clear and Mint-Green options in the 10 Female–14 Male size are currently sold out, while other colors and the 14 Female–18 Male size remain available.
This product and all products on this site are intended and sold for legal purposes only.
Shop more Quartz Bangers and Glass Cleaning Supplies at Toker Supply.
