Development of the new SL-9 lower begins, based of of the new V4.x lower. Improved mag catch and a last round bolt hold open system are priorities.
![](https://hoffmantactical.com/wp-content/uploads/2023/11/New-AR-9-Mag-Catch-1024x1024.jpg)
Development of the new SL-9 lower begins, based of of the new V4.x lower. Improved mag catch and a last round bolt hold open system are priorities.