View Single Post
Old November 14, 2012, 04:57 PM   #13
Senior Member
Join Date: August 9, 2011
Posts: 1,293
One nice feature on Rugers SR556 and some other piston driven models is the selectable gas block that allows you to turn it off and make the gun a single shot. Sounds silly unless your running a suppressor then it kind of makes sence.
Now if I could just get my hands on one of Rugers piston systems for my .300 BO
TMD is offline  
Page generated in 0.07428 seconds with 7 queries