NiB-X AR-15 A3/A4 Complete Upper Receiver, Forged w/M4 Feed Ramps, EPCA and Forward Assist
NiB-X A3/A4 Upper Receiver w/M4 Feed Ramps, Forged, Ejection Port Cover Door and Forward Assist, 7075 T6 Mil Spec forging with M4 feed ramps. Ideal building block for a long lasting AR15. This 7075 T6 Aluminum forged Mil Spec stripped receiver with M4 feed ramps has NiB-X coating inside and out to provide an exceptionally tough, ultra-smooth surface finish for outstanding wear resistance and lubricity. Standard colors available are Black, Flat Dark Earth or OD Green among others. Please see our Complete Upper Receiver Forged – Color for options. This upper works with standard carriers but is even smoother with our NiB-X coated bolt carrier and NiB-X charging handles, (available separately).
Availability: In Stock
NiB-X A3/A4 Upper Receiver w/M4 Feed Ramps, Forged, with Ejection Port Cover Door Assembly and Forward Assist
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