okay quality but it doesn't fit
Mounts without problems, and gives a S.F. look ;)
The piece takes place of the old one perfectly, The relief is especially noticeable during the blowback
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Description:
This Z-Parts SYSTEMA M4 Forged Receiver Set [Blank][BLK] is the perfect choice for high-performance M4 builds. Crafted from aluminum, it is CNC machined for precision and features an untreated surface that can be custom-engraved before being sand blasted. After coating, it is ready for assembly and installation.
Specification:
Package Contents: