i can't seem to edit the original post so here are the two pictures again
__________________ Assumption is the mother of all ****ups. Know what you know, Know what you don't know. -Paul Pedzolt "Jack of all trades, master of none, though oftentimes better than master of one" -Mynshul
And one of the very few times leaning left and going blue is a good thing!
The biggest issue with assembling an AR isn't so much getting the parts together right - it's getting the right parts together.
US Army 1966-69, VFW Life Member, Retired Geek
This great chart would be of much more value if it was current and had more recent manufacturers listed . Im sure some of them wish they were on it . Great chart I have seen it before but couldnt remember where I saw it at. Bookmarked now