Last Activity:12-13-2008 5:41 AM
Posted in thread: Will a 9mm lower work with a regular .556 upper??? on 12-14-2008 at 05:26 AM
thanks guys for your info- but, what if I had a 9mm lower- would it work directly with a
regular 556/223 upper or would there need to be modifaction made for that as well??? I've read
that a 9mm firin...
Posted in thread: Will a 9mm lower work with a regular .556 upper??? on 12-13-2008 at 10:40 AM
Hi I was wondering if I could drop my m4 bushmaster upper on a 9mm lower, or do I have to have
both a 9mm upper and lower? - and also just out of curiosity will a pistol sized AR upper
(11.5", etc) dr...