David Crane Fires Full-Auto Glock 22 (G22) .40 S&W Pistol with STS Arms Select-Fire Backplate 2

(DR) owner/editor-in-chief David Crane fires a full-auto Glock 22 (G-22) pistol that utilizes a STS Arms select-fire (semi-auto/full-auto) backplate device installed. Read more about it at .