Complete Upper Halves

  • CMMG 9mm Complete Upper 16" M4A3

    CMMG 9mm Complete Upper 16" M4A3

    9mm M4 Complete Upper Half. Includes: Mil-Spec A3 Receiver, 4140 W.A.S.P. Barrel with 1/10 twist, ramped 9mm Bolt, charging handle. Fully Assembled. Uses a standard AR-15 or M16 hammer. Do not use with the dedicated 9mm hammer.

    $725.00
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  • Yankee Hill Machine 5.5" 9mm Kit

    Yankee Hill Machine 5.5" 9mm Kit

    Product Features Our Full Top End Kits include everything you need to convert a Mil Spec AR-15 type rifle into a 9mm carbine. Only the best products in the industry have been selected for these kits.  These top ends were designed and tested using a...

    $630.00
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  • YHM 9mm 16" Complete Upper Half - Diamond

    YHM 9mm 16" Complete Upper Half - Diamond

    These top ends were designed and tested using a MIL-SPEC lower receiver with our 9mm Magazine Adapter and a Standard Hammer. Due to differences between manufacturers, we cannot guarantee they will work on every lower receiver. Features Include: MilSpec...

    $865.00
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  • YHM 9mm 16" Complete Upper Half - Entry

    YHM 9mm 16" Complete Upper Half - Entry

    Mil. Spec. Forged 7075-T6 Aluminum YHM Flat Top Upper Receiver "T" Marked Upper Receiver Forward Assist Installed CMMG Ramped 9mm Bolt Carrier Assembly (YHM-921-BA) 16" Chrome-Moly Vanadium Steel Barrel, Heat Treated to RC 25-32, Threaded 1/2"-36...

    $720.00
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