Quote Originally Posted by RCCrawler View Post
Hmm, I may have to look into that. I have an SBR I built as an 8"er that I'm really kicking my self I didn't build a little shorter. It'd be simple to just take it to Bert and have him re cut and thread the barrel, but I thought I'd have to resubmit.
I put all my SBR's as 7" bbls AND 5.56 This gives you leeway ( BBL and OAL )if you decided to drop a 22 or 9mm upper on. YMMV