M4A1 FSB Stripped Socom Upper Receiver W/ Handguard Only

Best price

$664.99at Brownells

checked Sep 30, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$664.99checked Sep 30, 2026	Check store	Buy at Brownells

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About this part

The M4A1 FSB Stripped Socom Upper Receiver W/ Handguard Only is an AR-15 stripped upper receiver from Daniel Defense. One store lists it, Brownells at $664.99.

Specifications

Manufacturer: Daniel Defense
Type: Stripped
Platform: AR-15

From the manufacturer

Inspired by US Military Carbines

For those looking to match the specs and performance on the M4A1 SOCOM Block II carbines used by troops during Operations Iraqi Freedom and Enduring Freedom, the Daniel Defense M4A1 SOCOM Block II Upper Receiver is a great starting point.

The Daniel Defense M4A1 SOCOM Block II Upper Receiver features a quad-rail handguard equipped with a Picatinny-compatible rail sections. The barrel is constructed from mil-spec chrome-moly vanadium steel and features a standard Government profile (current SOCOM issue) with a chrome-lined interior, matching military-style barrels with the same construction.

Made from 7075-T6 aluminum
Barrel length: 16 inches
Twist rate: 1:7
Does not include BCG, charging handle or flash hider

The Daniel Defense M4A1 SOCOM Block II Upper Receiver features a flat dark earth anodized finish. The rifle can be had with an F-marked front sight gas block or a low-profile gas block under a full-length forend.