The oldest replacement trigger company in the country is doing something it never imagined, making a two-stage trigger. Timney Triggers has been in the...
Gunsite Academy Shotgun Drill with a Mossberg 500 ATI Scorpion shotgun, with a Trijicon MRO sight mounted on it.
[youtube https://www.youtube.com/watch?v=ZUNT8BbBdR0?rel=0&showinfo=0]