The Gemtech GM-45 Threadmount .578-28 (Blackslide) is a threaded end-cap adapter designed to allow Gemtech GM-45 and Blackside suppressors to be used on firearms with fixed barrels. It provides the listed rear-thread mounting interface and a black finish consistent with the product listing. The adapter is intended to match the GM-45 family mounting system for rear-mounted configurations.
Key Specifications
- The thread pattern is .578×28 as listed in product attributes.
- The product is described as compatible with GM-45 and Blackside suppressors.
- The finish is listed as Black.
- The length is listed as 5.7.
- The height is listed as 1.5.
- The weight is listed as 0.2.
- Additional feature includes a Rear Thread Adapter.
- The product type is listed as Accessory-Silencer Accessories.
- Package dimensions include a length of 5.8, width of 3.8, and height of 1.6 as provided.
- The shipping weight is listed as 0.2.
This adapter provides a straightforward solution for integrating GM-45 family suppressors with compatible fixed-barrel firearms. Its compact profile and black finish maintain a low visual impact while delivering the mounting interface required for the intended suppressor models.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.



