COLT M16A1 FOR SALE FUNDAMENTALS EXPLAINED

My objective with my Construct will be to A) Use a historical gun with good roll marks, B) Not spend "Colt Cash" over the job.If I am utilizing a non-nfa course 3 reciever, could I set in a very "pretend" sear pin on my retro Make or would I be tempting destiny?There are a selection of areas/factors that also should be switched out or modified when