Great Lakes GLFA GL-10 .300 Win Mag | 24in | 5rd

The Great Lakes GLFA GL-10 is a semi-automatic AR-10 style modern sporting rifle chambered in .300 Winchester Magnum with a 24-inch stainless barrel and a 5-round detachable magazine. The rifle features billet 7075 aluminum upper and lower receivers, a 20-inch M-LOK handguard with an upper Picatinny rail, and a Hogue fixed rifle stock in black. For optics, this platform pairs well with a Vortex Crossfire II 3-9×40 scope, which provides a durable, affordable option under $1,000 suitable for the cartridge and barrel length.

Typical applications for this build include long-range hunting for larger game and precision-oriented long-range target shooting.

Product Specifications

• The manufacturer is Great Lakes (10 Ring Marketing / WRJ).
• The model designation is GLFA GL-10 (GL10).
• The caliber is .300 Winchester Magnum.
• The action type is Semi-Automatic.
• The barrel measures 24 inches.
• The rate of twist is 1:10.
• The barrel material and rifling are stainless steel 416R with 5R rifling.
• The muzzle device is threaded to 5/8×24 and listed as a stainless steel muzzle brake (416R).
• The upper and lower are constructed from 7075 aluminum billet.
• The handguard is a 20-inch aluminum M-LOK with upper Picatinny rail.
• The stock is a Hogue fixed rifle stock in black.
• The magazine is a GLFA custom 5-round detachable magazine.
• The gas system is rifle-length with a .750 4150 steel black oxide-coated gas block.
• The overall length is 45.5 inches.
• The UPC is 638457792829.

This GL-10 configuration provides a robust foundation for long-range performance. The billet receivers and full-length handguard are practical for mounting optics and accessories, while the 24-inch 416R stainless barrel with 5R rifling and 1:10 twist is built to stabilize a wide range of heavy-for-caliber bullets typically used in .300 Win Mag cartridges. The rifle’s features emphasize durability and modularity without unnecessary embellishment.

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