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Most Recent Reviews
300 blackout build by Mb, January 19, 2018
The barrel was well manufactured and is light weight. The barrel shot extremely well and was accurate. This is my first Cmmg product and would definitely purchase additional barrels in the future. If your on the fence about the product don’t hesitate...
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Finish: Salt Bath Nitride Fabric/Material: 4140 Steel Caliber: .300 AAC Blackout Barrel Length: 16.1 inGun Model: AR-15

Code: 2CM-ATB-300ACBRR-30D440A

MPN: 30D440A

UPC: 815835016252

Product No Longer Available

Product Info for CMMG, Inc 300 ACC Blackout Mk4 Barrel Sub-Assembly

Barrel Sub-Assm, 16.1" MT 416SS, 300 BLKimage

Package Contents:

  • CMMG, Inc 300 ACC Blackout Mk4 Barrel Sub-Assembly

CMMG Accessories

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Gunsmithing Tools & Accessories

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Gun Parts and Accessories

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Gun Triggers

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Magazine and Accessories

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Gun Barrels

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Gun Sights

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Gun Stocks

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Mounts, Rings and Accessories

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Related Products to CMMG, Inc 300 ACC Blackout Mk4 Barrel Sub-Assembly

CMMG, Inc 300 ACC Blackout Mk4 Barrel Sub-Assembly Unavailable & Discontinued Models

List of Unorderable Models

  • CMMG, Inc Barrel Sub-Assembly, 16.1in. HT 4140CM SBN, 300 BLK 30D440A , MPN: 30D440A , UPC: 815835016252 , Code: 2CM-ATB-300ACBRR-30D440A
  • CMMG, Inc Barrel Sub-Assembly, 16.1in. HT 416SS, 300 BLK 30D2C0A , MPN: 30D2C0A , UPC: 815835016269 , Code: 2CM-ATB-300ACBRR-30D2C0A
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