Rock River Arms New 4.5-Inch BT-9 9 mm AR Pistol
Designed to work with Glock style magazines for optimal cross-compatibility with Glock back-up carry pistols, the 4.5-inch BT-9 Pistol with SBA3 Arm Brace takes personal defense systems to new levels.
Tag: Rock River Arms New 4.5-Inch BT-9 9 mm AR Pistol