Factory Closeout Complete Upper Assemblies

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  1. UA556CM41618-P-12-MLOK-WEBMAIN
    BCA AR-15 Complete Upper Assembly, 16" Parkerized 4150 Steel Contour Barrel, 5.56 NATO, 1:8 Twist, w/ MLOK
    Sku: 623-UA556CM41618P-12MLOK3
    Special Price $214.99 was $291.07

    SKU: 623-UA556CM41618P-12MLOK3

    • 16" Parkerized 4150 Chrome Moly Vanadium Barrel w/ 1:8 Twist
    • Contour Barrel Profile
    • 12" MLOK
    • 5.56 NATO Caliber
    • M4 Flat Top Upper Receiver
    • Carbine Length Gas System, .750 Diameter Gas Block
    • BCA Standard BCG
    • Charging Handle
    • Spiral Flash Hider
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  2. BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized M4 Contour Barrel, .223 Wylde, Carbine Length Gas System, 1:7 Twist w/ 15 LWKM
    BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized M4 Contour Barrel, .223 Wylde, Carbine Length Gas System, 1:7 Twist w/ 15 LWKM
    Sku: UA223WCM41617(P)-(15)LWKM3
    Special Price $219.99 was $298.99
    •  16" M4 Contour Barrel
    • 4150 Chrome Moly Vanadium
    • Parkerized Finish
    • 1:7 Twist
    • 15" LWKM Rail
    • .223 Wylde Caliber
    • Carbine Length Gas System
    • M4 Flat Top Forged Upper Receiver
    • BCA Standard BCG
    • Charging Handle
    • Bird Cage Flash Hider
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  3. BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized Heavy Barrel, .300 Blackout, Pistol Length Gas System, 1:8 Twist w/ 15 MLOK
    BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized Heavy Barrel, .300 Blackout, Pistol Length Gas System, 1:8 Twist w/ 15 MLOK
    Sku: 637-UA300PHB1618P-15MLOK3
    Special Price $219.99 was $298.99

    SKU: 637-UA300PHB1618P-15MLOK3

    • 16" Heavy Barrel
    • 4150 Chrome Moly Vanadium
    • Parkerized Finish
    • 1:8 Twist
    • 15" MLOK Rail
    • .300 Blackout Caliber
    • Pistol Length Gas System
    • M4 Flat Top Forged Upper Receiver
    • BCA Standard BCG
    • Charging Handle
    • Bird Cage Flash Hider
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  4. BCA Side Charging AR-15 Complete Upper Assembly 7.62x39, 16" 4150 Parkerized Barrel, 1:10 Twist, Standard Hand Guard w/ Front Sight
    BCA Side Charging AR-15 Complete Upper Assembly 7.62x39, 16" 4150 Parkerized Barrel, 1:10 Twist, Standard Hand Guard w/ Front Sight
    Sku: 684-UASC762CHB16110P-SHGFS
    Special Price $219.99 was $298.99

    SKU: UASC762CHB16110(P)-SHG(FS)

    • 16" Parkerized 4150 Chrome Moly Vanadium Barrel w/ 1:10 Twist
    • Contour Barrel Profile
    • Standard Hand Guard
    • 7.62x39 Caliber
    • M4 Flat Top Upper Receiver
    • BCA Standard BCG
    • Side Charging Handle
    • Bird Cage Flash Hider
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  5. BCA AR-15 Complete Upper Assembly: 20" 416R Stainless Steel Heavy Barrel, 1:8 Twist, 6.5 Grendel Type II, 15" Lightweight Keymod
    BCA AR-15 Complete Upper Assembly: 20" 416R Stainless Steel Heavy Barrel, 1:8 Twist, 6.5 Grendel Type II, 15" Lightweight Keymod
    Sku: 669-UA6.5RHB2018SS-15LWKM3
    Special Price $229.99 was $323.57

    SKU: 669-UA6.5RHB2018SS-15LWKM3

    • 20" 416R Stainless Steel Barrel w/ 1:8 Twist
    • Heavy Barrel Profile
    • 15" LWKM
    • 6.5 Grendel Caliber
    • Rifle Length Gas System,
    • BCA Standard BCG
    • Charging Handle
    • Bird Cage Flash Hider
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  6. BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized Contour Barrel, 6.5 Grendel, Carbine length gas system, 1:8 Twist w/ 15" M-LOK
    BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized Contour Barrel, 6.5 Grendel, Carbine length gas system, 1:8 Twist w/ 15" M-LOK
    Sku: 663-UA6.5CM41618P-15MLOK3
    Special Price $229.99 was $311.87

    SKU: UA6.5CM41618(P)-(15)MLOK

    • 16" Parkerized 4150 Chrome Moly Vanadium Barrel w/ 1:8 Twist
    • Contour Barrel Profile
    • 15" Keymod Rail
    • 6.5 Grendel Type II Caliber
    • M4 Flat Top Upper Receiver
    • Carbine Length Gas System, .750 Diameter Gas Block
    • BCA Standard BCG
    • Charging Handle
    • Bird Cage Flash Hider
    Learn More
  7. BCA AR-15 Complete Upper, 16” 4150 Parkerized Heavy Barrel, .300 Blackout, Pistol Length Gas System, 1:8 Twist w/ 15” MLOK Rail
    BCA AR-15 Complete Upper, 16” 4150 Parkerized Heavy Barrel, .300 Blackout, Pistol Length Gas System, 1:8 Twist w/ 15” MLOK Rail
    Sku: UASC300PHB1618(P)-(15)MLOK3
    Special Price $239.99 was $324.87
    • 16” Heavy Barrel
    • 4150 Chrome Moly Vanadium
    • Parkerized Finish
    • 1:8 Twist
    • 15” MLOK Rail
    • .300 Blackout
    • Pistol Length Gas System Side Charging Receiver
    • Standard Bear Creek Arsenal Bolt Carrier Group
    • Charging Handle
    • LS2 Flash Hider
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  8. UA450 Thumb
    BCA AR-15 Complete Upper Assembly, 16" 4150 Parkerized Heavy Barrel, .450 Bushmaster, Carbine Length Gas System, 1:24 Twist w/ 12" MLOK, .875 Gas Block System
    Sku: 651-UA450CHB16124P.875-12MLOK3
    Special Price $249.99 was $361.27

    SKU: UA450CHB16124(P)-(12)MLOK.875

    • 16" 4150 Chrome Moly Vanadium Steel Barrel
    • Heavy Barrel Profile
    • 1:24 Twist Rate
    • Carbine Length Gas System
    • .875 Gas Block System
    • .070 Gas Hole Diameter
    • 12" MLOK Rail
    • .450 Bushmaster Caliber
    • M4 Flat Top Forged Upper Receiver w/ Forward Assist
    • Bolt Carrier Group
    • Charging Handles
    • Birdcage Flash Hider
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  9. BCA AR-15 Complete Upper Assembly, 20" 4150 Black Nitride Straight Fluted Barrel, 6.5 Grendel, Rifle length gas system, 1:8 Twist w/ 15" M-LOK
    BCA AR-15 Complete Upper Assembly, 20" 4150 Black Nitride Straight Fluted Barrel, 6.5 Grendel, Rifle length gas system, 1:8 Twist w/ 15" M-LOK
    Sku: UA6.5RHB2018(MF)-(15)MLOK3
    Special Price $249.99 was $336.57

    SKU: UA6.5RHB2018(MF)-(15)MLOK

    • 20" Black Nitride 4150 Chrome Moly Vanadium Barrel w/ 1:8 Twist
    • Heavy Barrel Profile
    • 15" M-LOK
    • 6.5 Grendel Type II Caliber
    • M4 Flat Top Upper Receiver
    • Rifle Length Gas System, .750 Diameter Gas Block
    • BCA Standard BCG
    • Charging Handle
    • Bird Cage Flash Hider
    Learn More
  10. UA65MHB1818-MF-15-LWKM-WEBMAIN
    BCA AR-15 Complete Upper Assembly, 18" 4150 Black Nitride Heavy Barrel, Fluted 6.5 Grendel, Mid length gas system, 1:8 Twist w/ 15" Lightweight Keymod
    Sku: 660-UA6.5MHB1818MF-15LWKM3
    Special Price $249.99 was $346.97

    SKU: UA6.5MHB1818(MF)-(15)LWKM

    • 18" 4150 Black Nitride Barrel w/ 1:8 Twist
    • Heavy Barrel Profile w/straight Flutes
    • 15" Lightweight Keymod
    • 6.5 Grendel Type II Caliber
    • Mid Length Gas System
    • BCA Standard BCG
    • Charging Handle
    • Bird Cage Flash Hider
    Learn More
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