Aero Precision M4E1 .223 Wylde AR-15, 16 in Barrel, STNGR M-LOK Handguard, Ambi Mag Release, 2 PMAGs
This Aero Precision M4E1 is a custom AR-15 platform rifle chambered in .223 Wylde, allowing the use of both .223 Remington and 5.56x45 NATO. It features a 16-inch free-floated barrel with a slotted flash hider and a lightweight STNGR 6061-T6 aluminum M-LOK handguard. The build includes an ambidextrous magazine release with right-side control and a Magpul M-LOK angled foregrip. Two 30-round Magpul PMAGs are included.
Condition
Overall Condition: Good condition, showing some signs of prior use and handling.
Bore Condition: Good - Clean, well-maintained, minor wear marks.
Bore Rifling: Good Rifling - Intact, well-defined lands and grooves.
Specific Condition Notes: Minor scratches and blemishes are present on the rifle, including on the handguard.
What’s Included
- 2x 30-round Magpul PMAG polymer magazines
- STNGR free-float M-LOK handguard (installed)
- Magpul M-LOK angled foregrip (installed)
- Slotted flash hider (installed)
- Ambidextrous magazine release (installed)
Built on Aero Precision’s M4E1 receiver set, this rifle uses forged 7075-T6 aluminum for strength and durability. The lower is marked "MOD M4E1" and "CAL MULTI" with the manufacturer rollmark "AERO PRECISION LLC, TACOMA, WA."
The 16-inch barrel is free-floated under a STNGR M-LOK handguard made from 6061-T6 aluminum. A low-profile gas block and a threaded muzzle with a slotted flash hider installed over a crush washer complete the front end. The handguard is marked "Made in USA."
The .223 Wylde chamber provides compatibility with both .223 Remington and 5.56x45 NATO ammunition. A continuous 1913 Picatinny top rail and M-LOK slots offer broad accessory placement options, and the ejection port cover is present.
Controls and furniture are set up for practical handling, with an ambidextrous magazine release (right-side control), a collapsible polymer stock offering a 10–13.5 in length of pull, and a rubberized pistol grip with finger grooves. The action is semi-automatic, direct impingement, with a stated capacity of 30+1.