Bilson Arms BA-15FC Pump Style Forward Charging Upper Assembly, 5.56mm/.223 Remington, 24.5in, 16in, 1-7 Twist, 1/2-28, Free-Float, A2 Birdcage, 416R Stainless Steel, Anodized, Anodized Black, ARUFSAN1001 850043186175
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$1239.00 |
In Stock
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2d ago
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6h ago
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Optics Planet
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PSA 8.5" Pistol Length 300AAC Blackout 1:7 Nitride 7" Lightweight M-Lok Upper With BCG & CH - 5165449777
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$309.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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PSA 8.5" Pistol-length 300AAC Blackout 1/7 Nitride 7" Lightweight M-Lok Upper - No BCG or CH
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$319.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly, 5.56x45mm NATO, 20 in, Rifle Length, 1-9 Twist, Standard, Teflon, Black, DT1013 848456000614
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$389.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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Rock River Arms Upper Receiver, EOP .223 Wylde, 24 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0579 842834107841
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$749.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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PSA 16" M4 Carbine-Length 5.56 NATO 1:7 Nitride 13.5" Lightweight Hex M-LOK Upper No BCG & CH
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$199.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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Alexander Arms Tactical Upper Receiver, AR-15, 6.5mm Grendel, 18 inch Barrel, 1-8 Twist, 5/8x24 Thread, A2 Flash Hider, Black Anodized, UTA-65-10RD 819511021936
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$1137.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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CMMG DISSENT Upper Receiver, 9mm, 6.5in, 1-10 Twist, 1/2x28 Thread, Zeroed Linear Compensator, Sniper Grey, 94B6829-SG 810097509825
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$1369.00 |
In Stock
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2d ago
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6h ago
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Optics Planet
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Daniel Defense MK18 Upper Flat Dark Earth 5.56 NATO 10.3" Barrel
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$1371.00 |
In Stock
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2d ago
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34m ago
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GrabAGun.com
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Daniel Defense DD4 RIII URG .223 Rem / 5.56 14.5" Barrel
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$1455.00 |
In Stock
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2d ago
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34m ago
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GrabAGun.com
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XTS Complete Upper Receiver w/o BCG, AR-15, 223/5.56, 24.75in, 16.5in, Carbine, 1-8 Twist, 1/2x28 Thread, M-LOK, Bird Cage, Black Nitride Finish, OD Green, XTS-CU-16OD 767820103068
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$349.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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V Seven Harbinger 308 Upper Receiver, HARB UR-ALU 077777103548
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$409.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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Radical Firearms Complete Upper Assembly 16 inch 5.56 SOCOM mid, 15 inch MHR, A2 Flash Hider, w/BCG and CH, Black, CFU16-5.56SOC-15MHR 816903024001
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$439.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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Stern Defense AR-15 Upper Receiver, 9mm, 16.1in Barrel, 15in MLOK Rail, SD BU9 Bolt, SD CH1 Charging Handle, SCB 9 Comp Break, Black, 015-SD15INCHMOD4-KK 860141001553
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$549.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, A4, .450 Bushmaster, 16 Inch Barrel, 1-24 Twist, 5/8-32 Thread ,Free-Float Handguard, Brake, Black, 450B0592 842834125548
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$629.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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CMMG Mk4 .22LR Banshee Upper Group Receiver, 4.5in, Sniper Grey, 22B5BD4-SG 810097502208
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$649.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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CMMG Resolute Upper Receiver Group, 9mm, 16.1in, Armor Black, 99BE6B6-AB 810097505575
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$907.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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CMMG 5.7X28mm Banshee Upper Group Receiver, 8in, Coyote Tan, 57B88BD-CT 810097504400
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$909.99 |
In Stock
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2d ago
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6h ago
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Optics Planet
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CMMG DISSENT Upper Receiver, Mk4, 300BLK, 6.5in, 1-7 Twist, 5/8x24 Thread, Zeroed Linear Compensator, Midnight Bronze, 30B0E67-MB 810097509238
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$1279.00 |
In Stock
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2d ago
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6h ago
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Optics Planet
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CMMG DISSENT Upper Receiver, 9mm, 6.5in, 1-10 Twist, 1/2x28 Thread, Zeroed Linear Compensator, Tungsten, 94B6829-TNG 810097509849
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$1369.00 |
In Stock
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2d ago
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6h ago
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Optics Planet
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Ghost Firearms Elite Complete Upper Receiver, .300 Blackout, 16 inch, Pistol Length, 4150 Light HBAR Barrel, 1-8 Twist, 14 inch M-LOK Free Float Hand Guard, A2 Muzzle Device, Black, GF16E14GFR300BLK 2994024
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$299.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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Del-Ton Pre-Ban Heavy Profile Flat Top Barrel Assembly, 5.56x45mm NATO, 11.5 in, Carbine Length, 1-9 Twist, Chrome Lined, Teflon, Black, DT1019C 848456000690
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$409.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, A4, .450 Bushmaster, 20 Inch Barrel, 1-24 Twist, 5/8-32 Thread ,Free-Float Handguard, Brake, Black, 450B0587 842834125531
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$609.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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Matador Arms Mat9 Upper Receiver, 9mm, 7.825 in, 1-10 Twist, 1/2x28 Threads, 4150 Lightweight Nitrided, Black, MAT9-U-BLK 850045441005
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$639.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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Aero Precision Complete Upper Receiver, M5, .308 Winchester, 20in, Heavy, Rifle Length, 1 in 10, 5/8 x 24, 15in, A2 Flash Hider, Anodized, Kodiak Brown, APAR538817M27 840014621170
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$719.99 |
Backorder
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2d ago
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6h ago
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Optics Planet
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Faxon Firearms ARAK-21 Complete Upper Receiver, 12.5in 7.62x39, URSSB762P 816341025615
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$1029.00 |
Backorder
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2d ago
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6h ago
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Optics Planet
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Alexander Arms 16" Upper Kit 6.5 Grendel 1:8, Black Cerakote - KIT6516
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$856.74 |
In Stock
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2d ago
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46m ago
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Palmetto
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PSA "Sabre" Forged 14.5" 5.56 FN CHF CL 13.5" Geissele MK14 DDC Pin/Weld SilencerCo ASR Flash Hider
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$899.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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PSA "Sabre" Forged 14.5" 5.56 FN CHF CL 13.5" Geissele MK14 DDC Pin/Weld with Surefire Warcomp
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$999.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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Adams Arms P3 12.5" Complete Piston Upper .300 AAC Blackout 1:7, Black - FGAA01366
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$1689.00 |
In Stock
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2d ago
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46m ago
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Palmetto
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PSA AR-15 Upper 300 Blackout 16" Pistol-Lgth 1:8 13.5" LTWT M-Lok
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$249.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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BCM® MK2 Standard 14.5" Mid Length Complete Upper Receiver Group w/ MCMR-13 Handguard - FDE
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$786.39 |
In Stock
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2d ago
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2h ago
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Bravo Company USA
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BCM® BFH 11.5" Carbine Complete Upper Receiver Group w/ QRF-10 Handguard
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$808.95 |
In Stock
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2d ago
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2h ago
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Bravo Company USA
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CBC AR-15 Upper Receiver, 300 BLK, 10.5\\\" Barrel, No Stripped Lower or Magazine
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$242.99 |
In Stock
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2d ago
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39m ago
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Sportsman's Guide
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CBC AR-15 Rifle Kit, Semi-auto, 300 BLK, 16\\\" Barrel, No Stripped Lower or Magazine
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$386.99 |
In Stock
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2d ago
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39m ago
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Sportsman's Guide
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PSA 7.5" Pistol-length 300AAC Blackout 1/8 Phosphate 7" Hex M-Lok Upper No BCG or CH
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$199.99 |
In Stock
|
2d ago
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46m ago
|
Palmetto
|
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PSA 10.5" Pistol-Length 300AAC 1/8 Phosphate 9" Lightweight M-Lok Upper - With BCG & CH - 5165448418
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$279.99 |
In Stock
|
2d ago
|
46m ago
|
Palmetto
|
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PSA Gen4 8" 9mm 1/10 Nitride 7" Lightweight M-Lok Upper - With BCG & CH
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$309.99 |
In Stock
|
2d ago
|
46m ago
|
Palmetto
|
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PSA 10.5" 5.56 NATO 1/7 Stainless Steel 10.5" Lightweight M-Lok Upper - With BCG & CH
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$329.99 |
In Stock
|
2d ago
|
46m ago
|
Palmetto
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PSA "Sabre" Forged 10.5" 5.56 Nitride FSB with 10" Two-Piece Quad Rail and Sabre Compensator
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$499.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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PSA "Sabre" Forged 13.7" Mid-Length 5.56 with 13" Sabre QD Rail and JMAC GFHCE-R Pin and Weld
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$519.99 |
In Stock
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2d ago
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46m ago
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Palmetto
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PSA JAKL 14.5" Rifle length Upper Assembly 5.56 NATO 1:7 Nitride w/Knurled CH, BCG Rugged Flash Hider, Smoke
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$829.99 |
In Stock
|
2d ago
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46m ago
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Palmetto
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PSA JAKL Rifle Upper Assembly 13.7" 5.56 NATO 1:7 Nitride w/Knurled CH, BCG and Partial Picatinny Lower Hand Guard, FDE / Black
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$879.99 |
In Stock
|
2d ago
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46m ago
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Palmetto
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BC-15 | .450 Bushmaster Right Side Charging Upper | Parkerized 18" Heavy Barrel | 1:24 Twist | Mid-Length Gas System | 15" MLOK
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$219.00 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
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BC-15 | .223 Wylde Right Side Charging Upper | 16" Black Nitride Straight Fluted Heavy Barrel | 1:8 Twist | Carbine Length Gas System | 15" MLOK
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$223.96 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
|
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BC-22 | .22 LR Billet Right Side Charging Upper | 10.5" 416R SS Heavy Barrel | 1:16 Twist | Blowback Gas System | 9.5" MLOK
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$229.13 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
|
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BC-15 | .223 Wylde Upper | 16” Black Nitride Straight Fluted Heavy Barrel | 1:8 Twist | Carbine Length Gas System | 15” MLOK
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$231.99 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
|
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BC-15 | .350 Legend Right Side Charging Upper | 18" 416R SS Heavy Barrel | 1:16 Twist | Carbine Length Gas System | 15" MLOK
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$239.00 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
|
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BC-15 | 6.5 Grendel Right Side Charging Upper | 16” Black Nitride M4 Barrel | 1:8 Twist | Carbine Length Gas System | 15” MLOK
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$245.96 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
|
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BC-15 | 6.5 Grendel Upper | 16” Black Nitride M4 Barrel | Carbine Length Gas System | 1:8 Twist | 15” MLOK
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$253.99 |
In Stock
|
2d ago
|
30m ago
|
Bear Creek Arsenal
|
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