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Mega Arms Forged Lower Receiver


Mega Arms MKM AR15 Keymod Upper Receiver

Mega Arms AR15 5.56 Barrel

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Quick Overview

No more compromises

Availability: In stock

Regular Price: $257.95

Special Price $245.95

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Regular Price: $257.95

Special Price $245.95


Manufactured under the strict supervision of Mega Arms.
Chambered in 5.56 Nato.
10.5″, 14.5″ & 16″ machined with a Government profile, 18″ machined with a SPR profile (will not fit OPS INC/Allen Engineering collar).
1×8 twist for accurate overall performance.
1/2-28 threaded muzzle.
.750 diameter gas block seat.
M4 feed ramps on extension.
11° target crown.
10.5″ barrel uses an AR-15 Carbine Length Gas system.
14.5″ & 16″ barrel uses an AR-15 Mid Length Gas system.
18” barrel utilizes an AR-15 Rifle Length Gas system.
Guaranteed to shoot 1 MOA or better @ 100 yards with match ammo (16″ and 18″ only)!!
Made from 416 Stainless Steel.
Finished in Black Nitride Coating.
Weight 31.2 oz

Additional Information

Caliber 5.56x45
Material 416 Stainless
Twist Rate 1:8
Thread Pitch 1/2x28
Finish Nitrided
M4 Feedramps Yes
Color Black

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