The wylde chamber is usually more accurate . With the 18-inch barrel you can run a rifle length gas system which is usually a little smoother with slightly less recoil
Can you not get a Wylde chamber in a 16 inch barrel?
It�s a magazine not a clip......
Advice is seldom welcome, and those who need it the most, like it the least.� - Lord Chesterfield. 1750