Advanced Technology International is the premier manufacturer of leading-edge rifle stocks, shotgun stocks,ATI Gun Stocks the leading manufacturer of Shotgun and Rifle stocks and accessories. and accessories for a wide variety of firearms. Well-known to collectors, hunting enthusiasts, Tactical firearms owners, as well as members of the Military and Law Enforcement communities. Advanced Technology International has a long and proud tradition of total commitment to top quality, excellent customer-care, and affordable prices. Advanced Technology International's guiding principles are:
  • Providing top-quality gunstocks and accessories for a wide variety of rifles and shotguns
  • Making affordable products that never compromise quality
  • Developing products that require no gunsmithing to install, ensuring that you have not only the safest products, but that they are easy and quick to add to your firearm
  • Providing excellence in customer care and community relations, particularly among our Law-Enforcement and Military partners.

Advanced Technology International. is dedicated to being the leader in high-quality, easily-installed, and affordable rifle stocks and shotgun stocks. 

ATI Gunstocks USA is honored to be a distributor of the Advanced Technology Inc. product line of fine rifle and shotgun and accessories.

1-800-474-0496 Contact Phone number


New ATI Gun Stock Accessories for AR15 rifles and Shotgun accessories.

Free Shipping on all orders over $100.00

Valid for lower 48 states, not valid shipments to Alaska or Hawaii.

Rifle stocks offered by ATI include AK, Enfield, Hi-Point, Marlin, Mauser, Mosin Nagant, Ruger, and SKS. Shotgun gunstocks produced by ATI include Harrington and Richardson (H&R), Mossberg, New England Firearms (NEF), Norinco, Remington 870, Remington 1100/11-87, Rossi, Winchester, and more. ATI high-tech products are on the cutting edge of modern design, utilizing the latest advancements in synthetic polymer resin engineering.

Advanced Technology International is involved with most areas of the gun and firearms industry, including: OEM gunstocks, replacement gun stocks, synthetic gun stocks, and more. ATI makes firearm accessories for various rifle calibers including: .22 LR, .223 (5.56mm), .303, .308 (7.62 x 51), 7.62 x 39, 7 mm, 8 mm, 30/06, 7.62 x54R, 9 mm, including bolt action, single shot, and semi-automatic versions. Stock gun parts cover weapons of 12 gauge, 16 gauge, 20 gauge, and .410 gauge, in pump and semi-auto configurations. ATI also offers camouflage products featuring Mossy Oak® New Break-Up Camouflage, ACU Digital, Desert Digital, and other patterns. ATI products are designed for a variety of markets including hunting, sport shooting, target shooting, trap shooting, skeet shooting (trap & skeet shooting), marksmanship, military service, police and law enforcement, tactical training, antique firearms, historical collectors (including WWI and WWII weapons), GSA, and military surplus. With components for M16, AR15, and M14 rifles, as well as AK47, and SKS, ATI covers the top combat weapons, both imported and American made. ATI parts fit long guns and carbines including H&R Topper, H&R Ultra, Hi-Point 9 mm carbine, M38, M44, NEF Handi Rifle, NEF Huntsman, Ruger Mini-14, Ruger Mini-14 Ranch and Mini-30. ATI offerings also include the most popular shotguns such as the Mossberg 500, Mossberg 590, Mossberg 835, Remington 870, Remington 7600, Winchester 1200, and Winchester 1300 in 12ga or 20ga. Styles include Monte Carlo, Dragunov, Fiberforce, Collapsible, Side Folding, Left-Side Folding, Top Folding, Compact, Thumbhole, with some in the latest Camouflage (camo) patterns. All of ATI's synthetic gunstocks are manufactured from modern polymers such as glass-filled nylon for the ultimate combination of light weight, high strength, corrosion resistance, and dimensional stability. These attributes make ATI products weatherproof, rust proof, and virtually indestructible, ideal for the most demanding environments such as combat and breaching, as well as more common uses such as home defense, farming, boating, and recreational shooting. Accessories sold by ATI cover guns from butt to muzzle and include Feather Weight Bipods, Cheek Rests, Hand Guards, Speed Loaders and Stripper Clips, Laser Sights, Lights, Retrofit Kits, and more. ATI products are produced in careful compliance with all Federal gun control laws, and many are California compliant. Advanced Technology International is an American company and its gunstocks are Made in USA and feature a Lifetime Warranty for most applications.

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