Is the standard threading on the XCR with light barrel 1/2-28?
SigsRule · Registered Joined Aug 20, 2007 · 491 Posts Discussion Starter • #1 • Sep 10, 2007 Is the standard threading on the XCR with light barrel 1/2-28?
Grey · Registered Joined Sep 1, 2007 · 42 Posts #3 • Sep 15, 2007 I installed a Smith Vortex hider on my XCR-L. It went on without any drama.
