GETTING MY FRT-15 TO WORK

Most people desires an mp5 till they actually very own an mp5 and notice It really is kinda meh by today's specifications.Do These use an AR-ten lower? In that case it'd be doable to get an FRT or Tremendous basic safety to work, but one challenge may be the ejector system. I haven't any encounter With all the AR-10 primarily based 12 gauge ARs, th