Quote Originally Posted by Boydy47 View Post
I thought the chamber was identical but the leade is different?
Chambers differ Scott. Mine has been reamed a tad slacker so it will take NATO and not stick with the hot stuff, it cycles nicely with most ammo. The NATO chamber should be a tad longer in terms of headpace IIRC to deal with any available NATO spec SS109 etc, and hot/dirty chambers.