SMI 300 Blackout AR Pistol

Full video of shooting and showing the .300 Blackout Pistol from Signature Manufacturing:
I understand there has been another update from the ATF on this. You'll want to check it out before doing what I do in the video. Time will tell, and it will all be sorted out, one way or another, I suppose.
------------------- ------------------------ Hickok45 videos are filmed on my own private shooting range and property by trained professionals for educational and entertainment purposes only, with emphasis on firearms safety and responsible gun ownership. We are NOT in the business of selling firearms or performing modifications on them. Do not attempt to copy at home anything you see in our videos. Firearms can be extremely dangerous if not used safely.
Please check out and support the people who help make this channel possible: BUD’s GUN SHOP, FEDERAL PREMIUM, SONORAN DESERT INSTITUTE, SILENCER CENTRAL, TALON GRIPS, & BALLISTOL: http://www.hickok45.com/supporters/
Become a Gong Club member at our Patreon Page: https://www.patreon.com/hickok45
Federal Premium: http://www.federalpremium.com/
https://www.facebook.com/federalpremiumammo
SDI (Sonoran Desert Institute): http://www.sdi.edu/
Talon Grips: https://talongungrips.com/
Ballistol: https://ballistol.com/
ALSO, ALL our videos are on GunStreamer.com:
https://gunstreamer.com/@Hickok45
The short FAQ Videos playlist will answer most questions you have:
https://www.youtube.com/playlist?list=PL0C8F49BC387A5899
Find us on Hickok45 Twitter and Facebook, as well as “therealHickok45” on Instagram.