NEW & UNFIRED is a Factory HK-MR556A1 Complete Upper Receiver, New Production, Date Code (CB & CC), 2021/2022. S/N 143-028336.
Barrel was Cut & Crowned to 10.4″ and Threaded 1/2 X 28 by TDyer Gunsmith. Has a Factory German HK, 9″Inch HK416 T-Marked Quad Rail Hand Guard. Includes Factory Charging Handle, & Complete Factory MR556 Bolt Carrier Group and Factory Bird Cage Flash-Hider. Factory Gas Block and Barrel Port were Relieved/Opened for Suppressed & Unsuppressed Cycling. File Photos.
Test Fired in both Configurations by Terry Dyer Gunsmith Only, for Function.
Upper Receiver is a New Unfired & Unmolested. Includes a “Certificate of Authenticity” with Serial Number from TDyer Gunsmith for the conversion to 10.4″.
Ready for your SBR or Pistol Build.
ALL NFA RULES APPLY.