New Delayed Blowback Just Dropped
This review introduces the Mean Arms bearing-delayed blowback upper receiver for the AR-15 platform, designed to reduce recoil in 9mm Pistol Caliber Carbines. It compares favorably to standard blowback systems and even the MP5, highlighting its smoother operation and familiar AR controls. The build also features a 3D-printed Hoffman Tactical lower, demonstrating accessible custom firearm construction.









