The Firing Line Forums - View Single Post - Sig 522 question regarding set screw for gas block

Ridge_Runner_5 · January 9, 2013, 10:35 PM

It's probably a very small hex head. But the gas block is purely for the sight, since the 522 is blowback operated and doesn't need gas to cycle.

January 9, 2013, 10:35 PM	#2
Ridge_Runner_5 Senior Member Join Date: February 8, 2008 Location: Castle Rock, CO Posts: 1,741	It's probably a very small hex head. But the gas block is purely for the sight, since the 522 is blowback operated and doesn't need gas to cycle.