300 Blackout
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BC-15 | .300 Blackout Left Side Charging Right Eject Complete Upper | 10.5" Parkerized Heavy Barrel | Pistol Gas System | 1:8 Twist | MLOK Split RailSpecial Price $234.95 Regular Price $329.99
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BC-15 | .300 Blackout FDE Cerakote Upper | 10.5" Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | Talon 10" MLOK Split Rail | with BCG & Charging HandleSpecial Price $219.95 Regular Price $314.99
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BC-15 | .300 Blackout Billet Upper Assembly | 10.5" Parkerized Heavy Barrel | 1:8 Twist | 4150 Pistol Length Gas System | MLOK | Split RailSpecial Price $249.95 Regular Price $349.99
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BC-15 | .300 Blackout Upper | 10.5” Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | MLOK Split Rail | with BCG & Charging HandleAs low as $189.95 Regular Price $284.99
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BC-15 | .300 Blackout Bolt Action Style Upper | 10.5" Parkerized Heavy Barrel | 1:8 Twist | Talon 10” MLOK Split Rail | with BCG & Charging HandleSpecial Price $219.95 Regular Price $309.99
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BC-15 | .300 Blackout Right Side Charging Pistol | 10.5" Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 9.5" MLOK Split Rail| No MagazineSpecial Price $353.95 Regular Price $494.99
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BC-15 | .300 Blackout Side Charging Complete Upper Assembly | 10.5" Black Nitride Government - 0.750 | 1:8 Twist | 4150 Pistol Length Gas System | MLOK | 9.5" Split RailSpecial Price $229.95 Regular Price $319.99
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BC-15 | .300 Blackout Side Charging Upper | 10.5" Parkerized Heavy Barrel - 0.75 | 1:8 Twist | 4150 Pistol Length Gas System | MLOK Split Rail - Micro Flash HiderSpecial Price $209.95 Regular Price $294.99
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BC-15 | .300 Blackout Forged Upper | 10.5" Parkerized Heavy Barrel - 0.75 | 1:8 Twist | 4150 Pistol Length Gas System | MLOK Split Rail - Micro Flash HiderSpecial Price $209.95 Regular Price $294.99
Explore Bear Creek Arsenal’s 300 Blackout lineup, featuring rifles, uppers, and barrels built to deliver consistent results across a wide range of setups. Each option is designed around smooth cycling, dependable performance, and seamless compatibility with standard AR-15 components. This cartridge supports both subsonic and supersonic loads, giving shooters flexibility in how they configure their platforms. Whether you’re assembling a new build or updating an existing one, our selection provides reliable construction and quality materials backed by our commitment to value and customer support. Browse 300 Blackout products to find the right fit for your next AR-15 project, and see why builders choose BCA for performance-focused parts and complete systems.