M4A1 Socom Upper Receiver Assembly 5.56X45mm 16"

Best price

$319.99at Brownells

checked Jan 9, 2019

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$319.99checked Jan 9, 2019	Check store	Buy at Brownells

Prices and availability change often, so confirm on the store's site before you buy. We may earn a commission from these links.

About this part

The M4A1 Socom Upper Receiver Assembly 5.56X45mm 16" is a 16" 5.56 / .223 upper receiver from Brownells. One store lists it, Brownells at $319.99.

Fits and works with

Caliber: 5.56 / .223 · Shop matching ammo
Bolt: Standard AR-15 (5.56 / 300 BLK / .350 Legend) · Bolt carrier groups
Barrel length: 16" · Handguards

Specifications

Manufacturer: Brownells
Platform: AR-15
Caliber: 5.56 mm NATO
Barrel length: 16"
Length: 16

From the manufacturer

Built To Withstand Continuous Fire

Ready for your next custom build, M4 A1 SOCOM Upper Receiver Assembly comes fully assembled with ejection port cover and forward assist already installed. Using superior components sure to appeal to the discerning builder, the M4A1 SOCOM Upper Receiver Assembly is topped with an FN M4A1 profile barrel, capable of standing up to sustained fire.

Made from 4150 steel, the 16" barrel has a chrome lined bore and chamber for excellent corrosion resistance and long barrel life. Chambered in 5.56 NATO, the M4A1 SOCOM Upper Receiver Assembly barrel sports the classic M4 profile with front M203 cutout to give it that traditional military appearance.

Button broached with 1-7" twist
Carbine length gas tube, .750” OD at gas journal
1/2"-28 muzzle threads
Rock River Arms Forged Upper Receiver
M4 feed ramps

The M4A1 SOCOM Upper Receiver Assembly comes standard with delta ring assembly, handguard cap and front sight base with sight post hardware and sling swivel. Upper receiver assembly does not include charging handle, bolt carrier group or muzzle device.