AR-15 Upper Receivers for Sale

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BC-15 | .300 Blackout Upper | 8.5" Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 6.5" MLOK $187.89 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 7.62x39 Right Side Charging Upper | 10.5" Parkerized Heavy Barrel | 1:10 Twist | Carbine Length Gas System | 9.5" MLOK $183.97 In Stock 2d ago 24m 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 $204.60 In Stock 2d ago 24m 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 2d ago 24m ago Bear Creek Arsenal
BC-15 | .223 Wylde Upper | 18" Parkerized Heavy Barrel | 1:8 Twist | Mid-Length Gas System | 15" MLOK $203.00 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .450 Bushmaster Right Side Charging Upper | 16” 416R SS Heavy Barrel | 1:24 Twist | Carbine Length Gas System | 15” MLOK $223.96 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Parkerized M4 Barrel | 1:8 Twist | Carbine Length Gas System | 11.5" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .300 Blackout Upper | 10.5" Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 9.5" MLOK | Billet Upper Receiver $251.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 7.62x39 Upper | 16" Parkerized Heavy Barrel | 1:10 Twist | Carbine length Gas System | 11.5" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Black Nitride M4 Barrel | 1:7 Twist | Mid-Length Gas System | 15" MLOK | Billet Upper Receiver $267.29 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .223 Wylde Upper | 16" Parkerized M4 Barrel | 1:8 Twist | Carbine Length Gas System | 11.5" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .223 Wylde Upper | 16" Parkerized M4 Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 7.62x39 Upper | 16" Parkerized Heavy Barrel | 1:10 Twist | Carbine length Gas System | 15" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 7.62x39 Upper | 18" Parkerized Heavy Barrel | 1:10 Twist | Mid-Length Gas System | 15" MLOK | Billet Upper Receiver $269.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Black Nitride M4 Barrel | 1:7 Twist | Carbine Length Gas System | 15" MLOK | Billet Upper Receiver $296.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16" Parkerized M4 Barrel | 1:7 Twist | Mid-Length Gas System | 15" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .300 Blackout Upper | 16” Parkerized Heavy Barrel | 1:8 Twist | Carbine Length Gas System | 15” MLOK | Billet Upper Receiver $260.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .300 Blackout Upper | 16" Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 15" MLOK | Billet Upper Receiver $260.99 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .350 Legend Upper | 20" 416R SS Heavy Barrel | 1:16 Twist | Carbine Length Gas System | 15" MLOK | Billet Upper Receiver $269.50 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .223 Wylde Upper | 16" Parkerized M4 Barrel | 1:7 Twist | Carbine Length Gas System | 15" MLOK | Billet Upper Receiver $289.99 In Stock 2d ago 24m 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 | Billet Upper Receiver $251.99 In Stock 2d ago 24m 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 $190.76 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .223 Wylde Left Side Charging Upper | 20" 416R SS Straight Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $293.39 In Stock 2d ago 24m 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 2d ago 24m 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 2d ago 24m ago Bear Creek Arsenal
BC-15 | 6.5 Grendel Upper | 18" 416R SS Heavy Barrel | 1:8 Twist | Mid-Length Gas System | 15" MLOK| Billet Upper Receiver $324.99 In Stock 2d ago 24m 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 $272.69 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 7.5" 416R SS M4 Barrel | 1:7 Twist | Pistol Length Gas System | 6.5" MLOK | Billet Upper Receiver $248.39 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .223 Wylde Upper | 18" 416R SS Heavy Barrel | 1:8 Twist | Mid-Length Gas System | 15" MLOK | Billet Upper Receiver $283.49 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 16” 416R SS M4 Barrel | 1:8 Twist | Carbine Length Gas System | 11.5” MLOK | Billet Upper Receiver $302.99 In Stock 2d ago 24m 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 $196.64 In Stock 2d ago 24m 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 2d ago 24m ago Bear Creek Arsenal
BC-15 | .450 Bushmaster Upper | 18" 416R SS Heavy Barrel | 1:24 Twist | Mid-Length Gas System | 15" MLOK $236.89 In Stock 2d ago 24m 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 2d ago 24m 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 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 22" 416R SS Straight Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $260.91 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 22" 416R SS Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $249.00 In Stock 2d ago 24m 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 $256.49 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 22" 416R SS Spiral Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $260.91 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 12.7 x 42 Upper | 10.5” Parkerized Heavy Barrel | 1:20 Twist | Pistol Length Gas System | 10” MLOK $218.20 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 24" 416R SS Straight Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $259.00 In Stock 2d ago 24m 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 $265.49 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 24" 416R SS Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $259.00 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 5.56 NATO Upper | 24" 416R SS Spiral Fluted Heavy Barrel | 1:8 Twist | Rifle Length Gas System | 15" MLOK $269.99 In Stock 2d ago 24m 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 2d ago 24m 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 $265.49 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 6.5 Grendel Right Side Charging Upper | 10.5” Parkerized Heavy Barrel | 1:8 Twist | Pistol Length Gas System | 9.5” MLOK $229.00 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | 12.7x42 Upper| 16" 416R SS Heavy Barrel | 1:20 Twist | Carbine Length Gas System | 15" MLOK $229.00 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .350 Legend Upper | 18" 416R SS Heavy Barrel | 1:16 Twist | Carbine Length Gas System | 15" MLOK $239.00 In Stock 2d ago 24m ago Bear Creek Arsenal
BC-15 | .350 Legend Right Side Charging Upper | 18" 416R SS Heavy Barrel | 1:16 Twist | Carbine Length Gas System | 15" MLOK $239.00 In Stock 2d ago 24m ago Bear Creek Arsenal
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