m&p15

  1. J

    5.56 AR15 (Slight primer cratering regardless of vel./psi)

    I have been getting slight primer cratering (CCI #41 primers), ejector marks/swipes, and an indented ring just inside the rim of the casing using one lower (M&P15) as well as ejector marks/swipes with a second lower (80 percent) with both my uppers (18" B.A. Barreled upper/ 20" WOA SPR barreled...
    • JRBullock1987
    • Thread
    • ar15 ballistic advantage ejector marks ejector swipes m&p15 pressure signs primer cratering reloading woa
    • Replies: 8
    • Forum: Semi-Automatic Rifles
  2. Gunreaper

    Firearms WTS: Smith & Wesson M&P AR15

    I have brand new in box Smith and Wesson M&P 15 Sport II. The is the Magpul edition with the magpul handguard. Comes with manual, lock, and 1 30rnd PMag magazine. Asking $859 shipped to your FFL.
  3. Honky

    AR15 Rear sight: LMT my only option?

    I bought myself a S&W M&P15 Magpul spec. I'm gonna keep irons on it for a while. I've already got my .22 set up for bench shooting, this one's gonna be more of a blaster (though I may throw a Geissele SSA in it). Love everything about it except the MBUS rear sight, which is only adjustable for...
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