SEMPER FI ARMS - AR15 LOWERS, UPPERS, RIFLE PARTS, STI Firearms, Rifle Optics, Aimpoint and EoTech

AR15- Lowers, complete lowers, stripped lowers, Ar-15 uppers, 30 round Magpul Magazines, Rifle optics, Aimpoint, Eotech
Double Star, Stag Arms, Adjustable butt stock, Ar-15 / M16 MIAD grip, STI 1911 pistols and more...
New Addax Patrol 16" Carbine Upper | C3 Defense Lowers

Official STI International Firearm Dealer View complete listing of STI firearms
STI manufactures a full range of 1911 pistols based on its modular frame, in addition to single stack 1911s using steel frames in a variety of calibers such as 9mm, 45 ACP, 40 S&W, and .38 Super.