Quote:
Originally Posted by AlcoholicusMaximus
I have a 10.5" M1S SBR AR15 & found that I didn't need an adjustable gas block when I drilled my gas port to .086". I am cycling 220gr subsonics, & all types of supersonics. Just curious, why are you choosing a 14" barrel for your SBR?
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that is the current length .. I am wanting to cut it back to about 8-8.5" (leaving about an 1" or so sticking out past my LaRue 7.0 handguards)