MRGG 7.62mm 20" Bbl Black Rifle

The Geissele MRGG 7.62mm 20" Bbl Black Rifle is a precision long-range platform built for elite performance in both tactical and competitive shooting. Chambered in 7.62×51 NATO with user-level conversion to 6.5 Creedmoor, the 20" Cold Hammer Forged CRMOV barrel (chrome-lined, 1:7.5″ twist) ensures unmatched accuracy and barrel longevity. The billet upper and lower receivers are finished in rugged type III hard-anodize and paired with a free-float 16.5" MK16 Super Modular Rail for full-length Picatinny mounting. Ambidextrous controls, an ambidextrous charging handle, and Geissele’s SSA-E two-stage trigger with Nanoweapon® coating deliver intuitive ergonomics and crisp trigger breaks.

The rifle’s resilient billet lower features a flared magwell, oversized trigger guard, and Magpul PRS Lite adjustable stock, providing customizable fit and enhanced shooter comfort. The pinned and welded suppressor-ready flash hider, braided wire Super 42 buffer spring, and braided H2 buffer ensure reliability even in high-round count or suppressed setups. With a rugged 20" barrel and precision chassis weighing approximately 13–14 lbs and measuring ~41″ overall, the MRGG is engineered for extended-range stability and ease of handling in real-world use.

Ideal for precision shooters, law enforcement, or military use, the Geissele MRGG combines U.S.-machined craftsmanship with scalability and modularity. The ability to swap barrels between 7.62 NATO and 6.5 Creedmoor, coupled with full ambi controls and accessory-ready rail, makes it a future-proof system. Shop now to elevate long-range performance with a rifle designed for mission versatility and dependable accuracy.