non 5.56 AR-15 barrel ?

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  • 94hokie

    Active Member
    Mar 29, 2015
    832
    Severna Park, MD
    I'm sure this has already been discussed, but I haven't been able to find it. Has there been any specific direction by MSP whether non 5.56 AR barrels have to be HBAR?
     

    Mike

    Propietario de casa, Toluca, México
    MDS Supporter
    so is this MD legal too? Thanks for any help offered.

    http://www.radicalfirearms.com/product-p/rfupperv1.0.16s300.htm

    The Radical Firearms 16" SOCOM Upper Receiver is a flat top, law-enforcement grade, drop in receiver, ready to be mounted to any Mil-Spec AR-15 lower receiver! This fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Comes complete and assembled with Upper Receiver, Forward Assist, Ejection Port Door, Barrel Nut. 16" SOCOM Profile Barrel and A2 Flash Hider. Bolt Carrier Group and Charging Handle are additional and are offered at discounted prices in the drop down menus.

    16" SOCOM Melonite Barrel 4140 Chrome Moly
    1 in 8" twist rate
    300 AAC BLACKOUT Chamber
    5/8x24 Thread Pitch
    HPT/MPI
    M4 Feed ramps
    Low Profile Micro Gas Block
    Stainless pistol-length gas system (this will cycle subsonic loads)
    Direct Gas Impingement
    Mil-spec A2 Flash Hider
    Free Float Specter Length Handguard Quad Rail with T-Marks
    .750 barrel Handguard End Cap
    Integral Picatinny Rail for Mounting Lights, Lasers, Bipods & Sights
    Forged Upper Receiver with Forward Assist, Shell Deflector
     

    outrider58

    Eats Bacon Raw
    MDS Supporter
    Jul 29, 2014
    49,963
    so is this MD legal too? Thanks for any help offered.

    http://www.radicalfirearms.com/product-p/rfupperv1.0.16s300.htm

    The Radical Firearms 16" SOCOM Upper Receiver is a flat top, law-enforcement grade, drop in receiver, ready to be mounted to any Mil-Spec AR-15 lower receiver! This fully mil-spec compliant receiver provides a high-quality upper for any level budget or shooter. Comes complete and assembled with Upper Receiver, Forward Assist, Ejection Port Door, Barrel Nut. 16" SOCOM Profile Barrel and A2 Flash Hider. Bolt Carrier Group and Charging Handle are additional and are offered at discounted prices in the drop down menus.

    16" SOCOM Melonite Barrel 4140 Chrome Moly
    1 in 8" twist rate
    300 AAC BLACKOUT Chamber
    5/8x24 Thread Pitch
    HPT/MPI
    M4 Feed ramps
    Low Profile Micro Gas Block
    Stainless pistol-length gas system (this will cycle subsonic loads)
    Direct Gas Impingement
    Mil-spec A2 Flash Hider
    Free Float Specter Length Handguard Quad Rail with T-Marks
    .750 barrel Handguard End Cap
    Integral Picatinny Rail for Mounting Lights, Lasers, Bipods & Sights
    Forged Upper Receiver with Forward Assist, Shell Deflector

    AFAIK All 300 AAC 16'' and longer bbls are Merryland legal.
     

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