Tag: gas operated

Rock River Arms’ Gas Operated Blowback 17 HMR Rifle

Posted February 5, 2024 in AR Patterned, AR-15, Rifles, Rimfire, SHOT Show, SHOT Show 2024, TFBTV by Luke C. with No Comments

Luke C (@ballisticaviation⁠) is at the Rock River Arms booth to check out the company’s newest rimfire rifle in 17 HMR. The RRA 17 HMR has a unique gas operated blowback system that allows the rifle to operate using a wide variety of 17 HMR ammunition, and also reduces fouling in critical [Read More…]

Operating Systems 201: Ljungmann vs. Stoner Direct Impingement

Posted June 20, 2016 in AR-15, Daily News, Guns & Gear, Other Gear & Gadgets, Rifles by Nathaniel F with 53 Comments

In this 201-level post on the devices and mechanisms that automatic firearms use to do their work, we’ll be discussing a distinction between two very similar types of gas systems. These are what’s commonly known as the “Ljungmann-type” gas system [Read More…]