Ar-15 Mike-45 Complete Upper Receivers - Mike-45 16 Complete Upper Receiver

The Foxtrot Mike Products .45 ACP Upper Receiver comes fully assembled and ready to drop on any pistol caliber lower receiver that uses Glock magazines. With its full-length Picatinny top rail and M-LOK compatible handguard, the Foxtrot Mike .45 ACP Upper offers plenty of mounting space for optics and other accessories. A unique interlocking connector between the upper receiver and handguard ensures the barrel nut will not work loose over time. Premium Melonite-finished 4150 carbone steel Button-rifled bore, 1-10" twist Ambidextrous, non-reciprocating forward charging handle Bolt/carrier unit with hard Melonite finish, too Does NOT work on the BRN Mfg: Foxtrot Mike Products