About 4 Trademarks found that are owned by General Manufacturing

firearm attachments, namely, mounts for attaching accessories to a firearm; firearm barrels

firearm attachments, namely, mounts for attaching accessories to a firearm; firearm barrels

The mark consists of a circle surrounding a red, small, concentric circle, with a red isosceles triangle above the red, small, concentric circle, the two equal sides of the red isosceles triangle meeting at a point which is in the center of the small concentric circle. The outline of the circle is in black, and the circle's interior is off-white, with the exception of the previously described red portions.

Firearm attachments, namely, mounts for attaching accessories to a firearm