The HUB Adapter by Yankee Hill Machine Company (Model number: YHM-2189-28) is a lightweight silencer accessory, weighing only 1.7 oz. It effortlessly fits any 1.375-24 rear thread and most suppressor brands, with 1/2-28 TPI for easy installation.
Specs
| Model No. | YHM-2189-28 |
| Model | HUB Adapter |
| Manufacturer | Yankee Hill Machine Company |
| Illuminated | No |
| Weight | 0.25 |
