Free Shipping & Free Returns*

FREE SHIPPING on Over 250,000 Products

Enjoy free shipping during the holidays! Shop now and get Free Value Shipping on most orders over $49 to the contiguous 48 states, DC and to all U.S. Military APO/FPO/DPO addresses.

Enjoy Our Extended FREE RETURNS

We want to ensure that making a return is as easy as possible! With our Hassle-Free, Extended Holiday Returns, eligible orders placed from November 12, 2025 on will benefit from an extended return deadline (January 13, 2026 or 30 days after receipt of your order - whichever is later). We'll even cover the cost of return shipping. Learn more about our Return Policy.

Shopping Cart
Government Export Restriction Government Export Restriction
Government Restriction Government Restriction
Questions & Answers
Color: Black Caliber: 7.62x51mm NATO Barrel Length: 20 inBarrel Profile: Varmint Gas System Length: Rifle Length Gas Block Journal Size-Diameter: .936 inThreads per Inch: 5/8x24 Barrel Twist Rate: 1-10 Flutes: No Gun Make: Rock River Arms Gun Model: Universal Weight: 70 oz

Code: 1WN-ATB-RRA0963-308A0234ASY

MPN: 308A0234ASY

UPC: 842834103126

List: $330.00Save $20.01
$309.99

Product Info for Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block

The Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block was created to be the ideal item for any person trying to find an exceptional selection..image

These AR15 Barrels from the professional product specialists at Rock River Arms are fashioned working with dependable and dependable resources, as a way to provide you with product that will be powerful for quite some time. Designed utilizing some of the most useful available materials and engineering, these special AR15 Barrels from the product specialists at Rock River Arms will last you an unbelievably long time.

Rock River Arms has been making superior quality products for a number of years, and the Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block is their very own approach to revealing just how much they are concerned.

Here at OpticsPlanet, we ensure that it is our responsibility to get the most suitable product for your needs, and showcasing the Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block is one thing that we are happy to offer.

WARNING: California`s Proposition 65

Specifications for Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block:

Manufacturer: Rock River Arms
Color: Black
Fabric/Material: Chrome
Caliber: 7.62x51mm NATO
Barrel Length: 20 in
Barrel Profile: Varmint
Gas System Length: Rifle Length
Gas Block Journal Size-Diameter: .936 in
Threads per Inch: 5/8x24
Barrel Twist Rate: 1-10
Flutes: No
Gun Make: Rock River Arms
Gun Model: Universal
Weight: 70 oz

Package Contents:

  • Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block

Rock River Arms 7.62x51mm NATO 20in CM Varmint Threaded Barrels Assembly w/Gas Block Orderable Models

List of Orderable Models

  • Rock River Arms 20in .308 CM Varmint Threaded Barrel Assembly w/Gas Blk, Black, 308A0234ASY , MPN: 308A0234ASY , UPC: 842834103126 , Code: 1WN-ATB-RRA0963-308A0234ASY
Compare (0)