5.56 Complete Uppers
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BC-15 | 5.56 NATO Forged Complete Upper Assembly | 20" Black Nitride Government - 0.750 | 1:7 Twist | 4150 Rifle Length Gas System | MLOK | 15" Split RailSpecial Price $219.95 Regular Price $314.99
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BC-15 | 5.56 NATO Bolt Action Style Upper | 20" Black Nitride Heavy Barrel | 1:7 Twist | Talon 15” MLOK Split Rail | with BCG & Charging HandleSpecial Price $264.95 Regular Price $384.99
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BC-15 | 5.56 NATO Bolt Action Style Upper | 20" Black Nitride Cold Hammer Forged Government Barrel | 1:8 Twist | Talon 15” MLOK Split Rail | with BCG & Charging HandleSpecial Price $273.95 Regular Price $384.99
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BC-15 | 5.56 NATO Bolt Action Style Upper | 20" Parkerized Heavy Barrel | 1:7 Twist | Talon 15” MLOK Split Rail | with BCG & Charging HandleSpecial Price $249.95 Regular Price $349.99
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BC-15 | 5.56 NATO Upper | 20" Black Nitride Heavy Barrel | 1:7 Twist | Rifle Length Gas System | Talon 15” MLOK Split Rail | with BCG & Charging HandleSpecial Price $239.95 Regular Price $369.99
Shop & save on high-quality 5.56 complete uppers from Bear Creek Arsenal at an affordable price! 5.56 NATO is the perfect caliber for self-defense, plinking, and varmint hunting due to its 556 ammo availability, reliability, and low recoil. Our 5.56 uppers include everything you need to start shooting including a BCG, rear or side charging handle, upper receiver, and barrel, all compatible with mil-spec AR-15 lowers. Explore our selection of 5.56 complete uppers or discover our 5.56 barrels to customize your next build today!