Filters
Account Wishlist
My CART
{brtheme_woo_cart_item_count}

My Cart ({brtheme_woo_cart_item_count})

Oops! There is nothing in your cart, yet. Here's what you can do:

Close modal

or

Shop Now

CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15

CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15

$164.00

2 in stock

Purchase & earn 164 points!

Disclaimer: It is the customer’s responsibility to ensure that all orders comply with applicable local and federal regulations. Non-compliant orders are subject to a 30% restocking fee. We reserve the right to dispute any chargebacks related to such orders.

Guidelines for Shipping Restrictions by State

Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Your Trusted Online Firearms Store – Shop with Confidence!

Looking for the best prices on CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15 by CMMG? ADA Armaments LLC proudly serves Boise with unbeatable pricing, expert service, and exclusive rewards.

Best Prices in Boise.
Earn Rewards on Every Purchase.
Special Bundles & Firearm Packages Available.
Safe & Secure Checkout – Shop with confidence using trusted payment options.
Compliance-Ready – All sales follow federal, state, and local firearm laws.

No shipping to California.

Limited Stock – Visit Us Today or Shop Online Before They’re Gone! 

UPC

815835016283

Manufacturer

Manufacturer Part Number

30D810A

Barrel Length

8"

Caliber/Gauge

.300 AAC Blackout

Length

8"

Model

Barrel Sub-Assembly

Product Type

Rifle

Rate of Twist

1:7"

SKU: TSW|3193Categories: AR15 BarrelsTags: Online Only

Perfect for building your custom AR15 upper group. Comes with properly installed M4 barrel extension. All barrel sub-assemblies are properly headspaced.

Your Trusted Online Firearms Store – Shop with Confidence!

Looking for the best prices on CMMG 30D810A Barrel Sub-Assembly 300 Blackout 8″ Black Nitride Finish 4140 Chromoly Steel Material Pistol Length with Medium Taper Profile for AR-15 by CMMG? ADA Armaments LLC proudly serves Boise with unbeatable pricing, expert service, and exclusive rewards.

Best Prices in Boise.
Earn Rewards on Every Purchase.
Special Bundles & Firearm Packages Available.
Safe & Secure Checkout – Shop with confidence using trusted payment options.
Compliance-Ready – All sales follow federal, state, and local firearm laws.

No shipping to California.

Limited Stock – Visit Us Today or Shop Online Before They’re Gone! 

UPC

815835016283

Manufacturer

Manufacturer Part Number

30D810A

Barrel Length

8"

Caliber/Gauge

.300 AAC Blackout

Length

8"

Model

Barrel Sub-Assembly

Product Type

Rifle

Rate of Twist

1:7"

Welcome to ADA Armament, in order to browse our site you must be at least 18 years of age.

Are you at least 18 years old?

YesNo