Commerical Buffer Tube Assembly

Name: Commerical Buffer Tube Assembly
Brand: Brownells
Availability: OutOfStock

Brownells · Buffer Tubes & Springs

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Best price

$65.99at Brownells

Out of stock checked Oct 1, 2026

Buy at Brownells

Where to buy

Store	Price	Availability	Buy	Add to build
Brownells	$65.99checked Oct 1, 2026	Out of stock	Buy at Brownells

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Dashed line = out of stock. Tracking since Sep 28, 2026.

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Store	Latest	Lowest	Highest
Brownells	$65.99	$65.99	$65.99

Since Sep 28, 2026.

About this part

The Commerical Buffer Tube Assembly is an AR-15 buffer part from Brownells. One store lists it, Brownells at $65.99.

Specifications

Manufacturer: Brownells
Type: Buffer Tube
Platform: AR-15

From the manufacturer

Convenient kit contains all the components needed to mount the buttstock of your choice on an AR-15 rifle or carbine. Perfect for stock conversions such as altering a rifle to accept a collapsible carbine stock. All parts are manufactured from the highest quality materials and held to strict dimensional tolerances for proper fit and function. Commercial carbine kit comes with 1.168" O.D., six-position receiver extension for use with commercial or "universal" buttstocks. Mil-Spec kit has a 1.148" O.D., six-position receiver extension for correct fit of military M4 carbine buttstocks. M4 buttstocks and clones will not fit Commercial tubes. Mfg: Brownells SPECS: Receiver Extension & A2 Stock Spacer - Aluminum, anodized, matte black. Recoil Buffer - Aluminum and steel. Spring, Lock Ring, Receiver Plate - Steel. Kits fit standard, mil-spec AR-15/M16/M4 lower receiver and clones. Installation instructions included.