Bear Creek Arsenal Uppers Gun Parts
(14 deals total)

  • Uppers
  • Bear Creek Arsenal

Filter Bear Creek Arsenal Uppers Gun Parts

2 months ago
.300 Blackout, 10.5" Parkerized Heavy Barrel, 1:8 Twist, Pistol Length Gas System, 10" MLOK Split Rail|Upper
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19 months ago
SKU: UA300PHB10.518(P)-(10)MLOK 10.5" Heavy Barrel 4150 Chrome Moly Vanadium Steel 1:8 Twist Parkerized Finish 10" MLOK Rail .300 Blackout Caliber Forged Upper Receiver Pistol Length Gas Block, .750 Diameter Gas Block BCA Standard BCG Charging Handle Bird Cage Flash Hider
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20 months ago
The BCA 47 Upper Assembly has a 16" heavy barrel made of 4150 steel with a parkerized finish, a 1:10 twist rate and a carbine length gas system. The assembly includes a standard hand guard with an A2 front sight, an M4 flat top forged upper receiver with forward assist, a bolt carrier group and a charging handle. It is chambered in 7.62x39 and machined with .300 Blackout feed ramps in the barrel extension.
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22 months ago
Upper Receiver Barrel 16" Chambered 5.56 NATO Parkerized Finish M4 Feed Ramps 1:9 Twist Upper Mil Spec Complete Upper Receiver M4 Feed Ramps, Ejection Port Cover Forward Assist Made from 7075-T6 Aluminum Gas Block Low-Profile Gas Block Gas Tube Mid-Length Stainless Steel Hand Guard 12" MLOK Free-Float Handguard Flash/Comp Black A2 BCG 5.56 (OPTIONAL) Charging Handle AR15 (OPTIONAL) Chamber 5.56 NATO Rail/Handguard MLOK Free Float Handguard lightweight hardcoat anodized for corrosion resistance INFORMATION ABOUT OUR UPPERS
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22 months ago
Upper Receiver Barrel 16" Government Profile Chambered .223 Wylde Nitride Finish M4 Feed Ramps 1:9 Twist Upper Mil Spec Complete Upper Receiver M4 Feed Ramps, Charging Handle, Ejection Port Cover Forward Assist Made from 7075-T6 Aluminum Gas Block Low-Profile Gas Block Gas Tube Carbine Length Stainless Steel Hand Guard 15" KeyMod GEN2 Free-Float Handguard Flash/Comp Black A2 BCG 5.56 (OPTIONAL) Charging Handle AR15 (OPTIONAL) Chamber 5.56 NATO Rail/Handguard KeyMod GEN2 Free Float Handguard lightweight hardcoat anodized for corrosion resistance INFORMATION ABOUT OUR UPPERS
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32 months ago
BCA AR-15 COMPLETE UPPER ASSEMBLY, 18" 416R STAINLESS STEEL SOCOM BARREL, .223 WYLDE, SPIRAL FLUTES, 1:7 TWIST W/ 15" M-LOK RAIL - This BCA 18" Mlok SOCOM Stainless Complete upper consists of a 18" stainless steel, spiral fluted Barrel with a 1:7 twist, housed in a 15" Mlok rail. It is chambered as a .223 WYLDE / 5.56 Nato with a mid length gas system. The upper receiver is assembled with our BCA M4 Flat top upper receiver and the standard bolt carrier group and charging handle are included. Pair this upper with our BCA lower assembly for your ideal AR15 rifle.
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33 months ago
The BCA branded upper assembly has a 20" 416R stainless steel heavy barrel, 1:8 twist rate with 15” mlok rail and upper receiver (BCG and charging handle not included). This upper is chambered in 6.5 Grendel Type II and machined with .300 BLK feed ramps (both in the receiver and barrel extension) and a stainless A2 flash hider.
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34 months ago
.223 WYLDE Upper Assembly, Standard Hand Guard, 16 Inch Black Nitride Barrel Bolt carrier group and charging handle included this upper assemble is Bear Creek arsenal ' s standard it features a mill spec upper, 1:7 twist parkerized barrel and is chambered .223 WYLDE. The BCA Brown Bear is the perfect upper for your next build. BCA DOES NOT recommend using steel cased ammo in our Assemblies or Rifles. Additional Information SKU UA223WCM41617(M)-SHG(FS) Weight 4.0000 Length 16 Profile Heavy Barrel Twist 1:7 Finish Black Nitride Material 4150 Chrome Moly Vanadium
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35 months ago
Barrel 10" 1/7 Twist, Chambered 5.56/.223 Nitride Finish M4 Feed Ramps Upper Mil Spec Bear Creek Arsenal Right Handed Side Charge Complete Upper Receiver, M4 Feed Ramps, Ejection Port Cover Forward Assist Made from 7075-T6 Aluminum Gas Block Low Profile Gas Block Gas Tube Pistol Length Stainless Steel Hand Guard 12" Keymod Gen2 Flash/Comp KAK Flash Can BCG 5.56 Side Charge Charging Handle AR15 Chamber 5.56 Nato/ .223 Wylde Depending Upon Availablity Rail/Handguard Keymod GEN2 Made of lightweight T6061 aircraft-grade aluminum Part Number:2111-2-2-2
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36 months ago
5.56 Upper Assembly, Standard Hand Guard, 16 Inch Parkerized Barrel Bolt carrier group and charging handle included this upper assemble is Bear creek arsenal ' s standard it feature a mill spec upper, 1/7 twist parkerized barrel and is chambered 5.56 NATO. The BCA Brown Bear is the perfect upper for your next build. BCA DOES NOT recommend using steel cased ammo in our Assemblies or Rifles.
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Wise Arms 364
40 months ago
Bear Creek Complete upper with BGG & charging handle is ready to drop in on your favorite lower ! This upper is machined from 7075-T6 forgings that are hard coat anodized for wear and scratch resistance meeting MIL SPEC. These are great Complete uppers at an Affordable price . The barrels are .223 Wylde and Twist rate is 1 in 9 these will allow for both .223 and .556 Nato. The steel barrel assemblies are Parkerized to eliminate rusting. Bolts are machined from tool steel, hardened, and tempered to provide maximum wear characteristics and then Parkerized to eliminate rusting.
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41 months ago
The BCA 47 Standard Upper Assembly has a 16" Parkerized Heavy Barrel, 1:10 twist rate and a standard hand guard with low profile gas block. This complete upper receiver is chambered in 7.62x39 and machined with M4 feed ramps (both in the upper and barrel extension) and comes with a BCA BCG (with proprietary BCA 47 Bolt) and charging handle. This upper will fit most lower receivers without any modification. This is the perfect upper for your next build. THIS UPPER ASSEMBLY USES A 7.62 X 39 ASC MAGAZINE THAT WILL FIT MOST MIL SPEC AR 15 LOWER RECEIVERS
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44 months ago
NEW BCA SIDE CHARGING RECEIVER/BCG COMBO! THIS BILLET UPPER FITS ANY MIL SPEC LOWER. THIS COMBO INCLUDES A BCA SIDE CHARGER BCG, A SIDE CHARGING BOLT HANDLE, A THREADED RECEIVER PLUG, AND THE BCA SIDE CHARGING UPPER. THIS COMBO IS PERFECT FOR A BOLT ACTION/SEMI AUTO BUILD OR PERFECT FOR AND ERGONOMIC AND UNIQUE WORK HORSE BUILD. 7.62 X 39 / 6.5 GRENDEL TYPE 1
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58 months ago
BCA FLAT TOP UPPER WITH A 16" STAINLESS STEEL BARREL, 1/8 TWIST, AND KEYMOD 15” RAIL . THIS UPPER IS CHAMBERED IN .223 WYLDE AND MACHINED WITH M4 FEED RAMPS (BOTH IN THE RECEIVER AND BARREL EXTENSION), AND A STAINLESS STEEL A2 BIRD CAGE FLASH HIDER. BOLT CARRIER GROUP AND CHARGING HANDLE NOT INCLUDED. Length 16 Profile Contour Twist 1-8 Finish Stainless Material 416R Stainless Caliber .223 Wylde Feed Ramp M4 Flutes N/A Gas System Carbine Gas Block System 0.750 Gas Hole Diameter No
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