SIG Sauer 556R 2012 Malfunctions Initial Function Test

This is a 2012 SIG 556R. Unlike the previous (original) release of this carbine I did not expect any malfunctions. The original release of this firearms had numerous problems with Russian steel cased ammunition as shown by Sturmgewehre on Mar 22, 2011 here: and earlier in 2012 by MrWallyButler who compared the new model to the old 556R: This is not a review of the 556R, This is a limited funct