MICRO AR15 5" Assembled Upper Receiver — 5.56 NATO
Built for reliability, compact performance, and a little seasonal flair. This MICRO AR15 upper receiver assembly arrives fully assembled and ready to drop onto any Mil-Spec lower.
Key features
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Forged flat-top M4 Mil-Spec upper receiver — CNC machined from 7075-T6 aluminum for maximum strength and durability.
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MICRO 5" 5.56 NATO barrel — made from 4150 chrome-moly steel, 1:5 twist rate, with a MICRO gas system for short-barrel reliability.
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Removable barrel thread protector in place of a conventional muzzle device for a clean, compact profile.
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Includes: Stay spooky Dust Cover and Charging Handle — full assembly so you can get shooting (and seasonally styled) fast.
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Upper comes assembled — minimal install time; simply mate to your Mil-Spec lower.
Get ready for spooky season — this compact, hard-hitting MICRO upper pairs high-end materials and short-barrel versatility with a little Halloween attitude. Perfect for varmints on the range, a compact defensive build, or anyone who wants a rugged micro upper with character.
