AR-15 Upper Receivers for Sale

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BC-15 | 12.7x42 Upper | 18" Parkerized Heavy Barrel | 1:20 Twist | Mid-Length Gas System | 15" MLOK $255.55 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 224 Valkyrie Upper | 20" 416R SS Heavy Weight Barrel | 1:7 Twist | Rifle Length Gas System | 15" MLOK $239.56 In Stock 42d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Billet Upper | 16” 416R SS M4 Barrel | 1:8 Twist | Carbine Length Gas System | 15” MLOK $302.99 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Carry Handle Upper | 20" Black Nitride Government Cold Hammer Forged Barrel | 1:8 Twist | Rifle Length Gas System | Rifle Handguard | A2 Front Sight & Carry Handle $252.39 In Stock 51d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Carry Handle Upper | 20" Black Nitride Heavy Barrel | 1:7 Twist | Rifle Length Gas System | Rifle Handguard | A2 Front Sight & Carry Handle $269.31 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Dual Charging Upper | 16" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 15" MLOK $211.96 In Stock 16d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Left Side Charging Upper | 10.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $259.99 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Left Side Charging Upper | 16" Parkerized M4 Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK $269.99 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 10.5" 416R SS M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $209.13 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 10.5" 416R SS M4 Barrel | 1:8 Twist | Carbine Length Gas System | 9.5" MLOK $209.13 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 10.5" 416R SS M4 Barrel | 1:8 Twist | Pistol Length Gas System | 9.5" MLOK $189.00 In Stock 1d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 10.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $179.00 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 11.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $179.00 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 14.5" Parkerized M4 Barrel | 1:7 Twist | Mid-Length Gas System | 11.5" MLOK $189.00 In Stock 1d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" 416R SS Black Nitride Bear Claw Fluted Heavy Barrel | 1:8 Twist | Carbine Length Gas System | 11.5" MLOK $252.23 In Stock 2d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" 416R SS M4 Barrel | 1:8 Twist | Carbine Length Gas System | 11.5" MLOK $218.23 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" 416R SS M4 Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK $218.84 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Black Nitride M4 | 1:7 Twist | Carbine Length Gas System | 15" MLOK $215.96 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Black Nitride M4 Barrel | 1:7 Twist | Mid-Length Gas System | 15" MLOK $179.99 In Stock 6d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Parkerized Cold Hammer Forged M4 Barrel | 1:7 Twist | Carbine Length Gas System | 15" MLOK $217.94 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 15" MLOK $211.96 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Parkerized M4 Barrel | 1:7 Twist | Mid-Length Gas System | 15" MLOK $211.96 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Parkerized M4 Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK $211.96 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 16" Parkerized M4 Barrel | 1:9 Twist | Carbine Length Gas System | 15" MLOK $211.96 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 18" 416R SS Black Nitride Bear Claw Fluted Heavy Barrel | 1:8 Twist | Mid Length Gas System | 15" MLOK $259.19 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 20" 416R SS Black Nitride Bear Claw Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $265.78 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 20" Black Nitride Government Cold Hammer Forged Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $246.48 In Stock 6d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 20" Black Nitride Heavy Barrel | 1:7 Twist | Rifle Length Gas System | 15" MLOK $227.33 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 20" Parkerized Heavy Barrel | 1:7 Twist | Rifle Length Gas System | 15" MLOK $223.08 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 22" 416R SS Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $249.00 In Stock 22h ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 22" 416R SS Spiral Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $284.99 In Stock 16d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 22" 416R SS Straight Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $249.00 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 24" 416R SS Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $259.00 In Stock 22h ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 24" 416R SS Spiral Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $294.99 In Stock 16d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 24" 416R SS Straight Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $259.00 In Stock 22h ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 7.5" 416R SS M4 Barrel | 1:7 Twist | Pistol Length Gas System | 6.5" MLOK $169.00 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Right Side Charging Upper | 7.5" Parkerized M4 Barrel | 1:7 Twist | Pistol Length Gas System | 6.5" MLOK $169.00 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Sporter Slick Side Upper | 16" Parkerized M4 Barrel | 1:7 Twist | Mid-Length Gas System | 15" MLOK $212.40 In Stock 17d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 10.5" 416R SS M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $217.15 In Stock 3d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 10.5" 416R SS M4 Barrel | 1:8 Twist | Carbine Length Gas System | 9.5" MLOK $189.00 In Stock 6d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 10.5" 416R SS M4 Barrel | 1:8 Twist | Pistol Length Gas System | 9.5" MLOK $189.00 In Stock 1d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 10.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $191.20 In Stock 3d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 10.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | Standard Handguard $235.40 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 11.5" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 9.5" MLOK $215.22 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 12.5" Parkerized SOCOM Barrel | 1:7 Twist | Mid-Length Gas System | 11.5" MLOK $189.99 In Stock 37d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 14.5" Parkerized M4 Barrel | 1:7 Twist | Mid-Length Gas System | 11.5" MLOK $189.00 In Stock 1d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" 416R SS Black Nitride Bear Claw Fluted Heavy Barrel | 1:8 Twist | Carbine Length Gas System | 11.5" MLOK $260.26 In Stock 4h ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Black Nitride M4 Barrel | 1:7 Twist | Carbine Length Gas System | 15" MLOK $223.99 In Stock 7d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Black Nitride M4 Barrel | 1:7 Twist | Mid-Length Gas System | 15" MLOK $179.99 In Stock 30d ago 21m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Black Nitride M4 Cold Hammer Forged Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK $199.00 In Stock 31d ago 21m ago Bear Creek Arsenal
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