Jakerz Sergeant Full Member Minuteman Nov 18, 2008 273 99 39 Statesville, NC May 14, 2010 #1 May 14, 2010 #1 Is there any advantage to a "zero-gap" ring? Like the ones Barrett and USO offer? I was planning on going with the USO's for my SN-3 but just thought I would ask because I'm curious. Jake
Is there any advantage to a "zero-gap" ring? Like the ones Barrett and USO offer? I was planning on going with the USO's for my SN-3 but just thought I would ask because I'm curious. Jake
