The Radical Firearms RBR10 rifle in 7.62x51mm/.308 Winchester and a stainless finish (brand part no. RBR10-308-20) pairs a 20-inch stainless barrel with Radical Firearms’ AR-10-pattern platform, giving long-range shooters extended reach and a corrosion-resistant finish. Radical Firearms cuts the barrel to a 1:10 twist and threads it 5/8×24, rating the rifle for a 20-round capacity. The rifle runs a manual thumb safety and a semi-automatic action, shipping without sights so the top rail stays clear for the optic of your choice. Among AR rifles, this RBR10 configuration favors .308 shooters who want a stainless-barreled AR-10 for extended-range work.

Key Specifications

• The chambering is 7.62x51mm NATO (.308 Winchester).
• The capacity is 20 rounds.
• The barrel measures 20 inches, stainless steel.
• The rate of twist is 1:10.
• The muzzle is threaded 5/8×24.
• The safety is a manual thumb safety.
• The rifle ships with no sights, ready for a direct optic mount.
• The action is semi-automatic.
• Overall length is 47.8 inches.

Frequently Asked Questions

Does this rifle include sights? No, it ships without sights so you can mount the optic of your choice directly.

What is the barrel finish? Stainless steel for corrosion resistance.

Buy the Radical Firearms RBR10 Rifle

A stainless-barreled AR-10 for extended-range .308 work is exactly what this RBR10 delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.