Rock River Arms Completed Upper Receiver, .223/5.56mm, 16 Inch Barrel, Carbine Profile, 1/2-28 Thread, Car Handguard, A2 Flash Hide w/Gas Block, Black, AR0328B 842834117666
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$459.99 |
In Stock
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3d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, RRAGE 3G .223/5.56mm, 16 Inch Barrel, 1/2-28 Thread, A2 Flash Hider, Black, BB0470 842834123865
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$535.10 |
In Stock
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12d ago
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17m ago
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Optics Planet
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DoubleStar Barreled Upper Receiver, .224 Valkyrie, 24 inch Barrel, Bull Profile, Diamond National Free Float Handguard, Black, ARBU110 841348108900
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$539.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Upper Receiver, A4 .223 Wylde, 16 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0500 842834107766
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$559.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Upper Receiver, EOP .223 Wylde, 20 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0560 842834107810
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$579.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Upper Receiver, EOP .223 Wylde, 24 Inch Barrel, Varmint Profile, 1-12 Twist, Free-Float Handguard, Black, AR0580 842834107858
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$581.39 |
In Stock
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7d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, Coyote Carbine .223/5.56mm, 16 Inch Barrel, 1/2-28 Thread, Free-Float Handguard, Vortex Flash Hider, Black, AR0592 842834100040
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$589.99 |
In Stock
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3d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, Standart A4, .308/7.62X51mm NATO, 20 Inch Barrel, 1-10 Twist, 5/8-24 Thread, A2 Handguard, A2 Flash Hider, Black, 308A0450 842834103263
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$589.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, R3 .223/5.56mm, 18 Inch Barrel, Mid-Length Plofile, 1-8 Twist, 1/2-28 Thread, M-LOK Handguard, Brake, Black, AR0700.V1 842834101146
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$639.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Upper Receiver, A4 .223 Wylde, 20 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0550 842834107803
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$639.99 |
In Stock
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3d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, X-1 .223 Wylde, 18 Inch Barrel, 1-8 Twist, 1/2-28 Threat, Free-Float Handguard, Brake, Tan, XAR0700T.V1 842834101344
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$669.99 |
In Stock
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7d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, ATH V2 .223/5.56mm, 18 Inch Barrel, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, RRA Operator Muzzle Break, Black, AR0598.V1 842834101139
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$669.99 |
In Stock
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16h ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, A4 9MM Luger, 16 Inch Barrel, 1-10 Twist, 1/2-36 Thread, Free-Float Handguard, Brake, Black, 9MM0700.V1 842834101122
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$689.99 |
In Stock
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2d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, National Match A4 .223/5.56mm, 20 Inch Barrel, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider w/Gas Block, Black, AR0798 842834124107
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$699.99 |
In Stock
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3d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, Varmint A4, .308/7.62X51mm NATO, 20 Inch Barrel, 1-10 Twist, Free-Float Handguard, Black, 308A0551 842834100057
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$719.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, X-1 .223 Wylde, 18 Inch Barrel, 1-8 Twist, 1/2-28 Threat, Free-Float Handguard, Brake, Black, XAR0700B.V1 842834101337
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$739.99 |
In Stock
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3d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, National Match A4 .223/5.56mm, 20 Inch Barrel, Competition Profile, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, AR0784 842834100125
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$776.99 |
In Stock
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8h ago
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17m ago
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Optics Planet
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Stag Arms AR-10 Long Range Left Hand Upper Receiver, 308 Winchester, 20in Barrel, NJ Compliant, HBAR-CMV Profile, 1-10 Twist, 5/8X24 Thread, VG6 Gamma, FDE, STAG10112444 840213902803
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$779.99 |
In Stock
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, X-1 .308/7.62x51mm, 18 Inch Barrel, 1-10 Twist, 5/8-24 Threat, Free-Float Handguard, Brake, Black, X308A0700B.V1 842834101313
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$929.99 |
In Stock
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11h ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, Predator HP A4, .308/7.62X51mm NATO, 20 Inch Barrel, 1-10 Twist, Free-Float Handguard, Brake, Black, 308A0567 842834103270
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$969.99 |
In Stock
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8h ago
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17m ago
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Optics Planet
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Stag Arms AR-15 Tactical Upper Receiver, 5.56x45mm NATO, 7.5in Barrel, GOV-CMV Profile, 1-7 Twist, 1/2x28, Left Hand, VG6 Delta, Chromephos, Black, STAG15110521 840213901950
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$389.99 |
Backorder
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2h ago
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17m ago
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Optics Planet
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Rock River Arms Completed Pistol Upper Receiver, A4 .223/5.56mm, 7 Inch Barrel, 1-9 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hide, Black, AR0365B 842834100088
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$429.99 |
Backorder
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, Left Handed RAGE .223/5.56mm, 7 Inch Barrel, 1-9 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, LH0435 842834101078
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$435.99 |
Backorder
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6d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, A4 9MM Luger, 7 Inch Barrel, 1-10 Twist, 1/2-36 Thread, Free-Float Handguard, A2 Flash Hider, Black, 9MM0365B 842834103942
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$459.99 |
Backorder
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3d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Pistol Upper Receiver, A4 .223/5.56mm, 16 Inch Barrel, Mid-Length Profile, 1-9 Twist, 1/2-28 Thread, A2 Flash Hider w/Gas Block, Black, AR0388B 842834107698
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$469.99 |
Backorder
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Pistol Upper Receiver, A4 .223/5.56mm, 16 Inch Barrel, Mid-Length Profile, 1-9 Twist, 1/2-28 Thread, A2 Flash Hider, Black, AR0375B 842834107681
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$469.99 |
Backorder
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4d ago
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17m ago
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Optics Planet
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Rock River Arms Completed Upper Receiver, A4 9MM Luger, 10.5 Inch Barrel, 1-10 Twist, 1/2-36 Thread, R4 Handguard, A2 Flash Hider, Black, 9MM0364B 842834103935
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$479.99 |
Backorder
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6d ago
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17m ago
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Optics Planet
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Stag Arms AR-15 Tactical Upper Receiver, .300 AAC Blackout, 8in Barrel, GOV-CMV Profile, 1-7 Twist, 1/2x28, Left Hand, VG6 Delta, Black, STAG15112122 840213901998
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$479.99 |
Backorder
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2h ago
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17m ago
|
Optics Planet
|
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Rock River Arms Completed Upper Receiver, Left Handed RAGE .223/5.56mm, 16 Inch Barrel, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, LH0400 842834101061
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$489.99 |
Backorder
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5d ago
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17m ago
|
Optics Planet
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Rock River Arms Completed Pistol Upper Receiver, A4 .223/5.56mm, 20 Inch Barrel, Standart Profile, 1-9 Twist, 1/2-28 Thread, A2 Handguard, A2 Flash Hider w/Gas Block, Black, AR0450B 842834107759
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$489.99 |
Backorder
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4d ago
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17m ago
|
Optics Planet
|
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Rock River Arms Completed Upper Receiver, A4 .223/5.56mm, 10.5 Inch Barrel, 1-7 Twist, 1/2-28 Thread, R4 Handguard, A2 Flash Hide, Black, AR0364B 842834107674
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$499.99 |
Backorder
|
4d ago
|
17m ago
|
Optics Planet
|
|
Stag Arms AR-15 Tactical Right Hand Upper Receiver, 5.56 NATO, 7.5in Barrel, GOV-CMV Profile, 1-7 Twist, 1/2 x 28 Thread, VG6 Delta, Chromephos, FDE, STAG15101921 840213901967
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$509.99 |
Backorder
|
12d ago
|
17m ago
|
Optics Planet
|
|
Stag Arms AR-15 Tactical Upper Receiver, 5.56x45mm NATO, 7.5in Barrel, GOV-CMV Profile, 1-7 Twist, 1/2x28, Left Hand, VG6 Delta, Chromephos, FDE, STAG15111921 840213901974
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$509.99 |
Backorder
|
2h ago
|
17m ago
|
Optics Planet
|
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Rock River Arms Completed Upper Receiver, Left Handed RAGE .223/5.56mm, 10.5 Inch Barrel, 1-9 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, LH0440 842834101085
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$529.99 |
Backorder
|
6d ago
|
17m ago
|
Optics Planet
|
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Stag Arms AR-15 Tactical Right Hand Upper Receiver, .300 AAC Blackout, 8in Barrel, GOV-CMV Profile, 1-7 Twist, 1/2 x 28 Thread, VG6 Delta, Black, STAG15102122 840213901981
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$559.99 |
Backorder
|
5d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Upper Receiver, EOP .223 Wylde, 16 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0510 842834107773
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$589.99 |
Backorder
|
1d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Upper Receiver, EOP .223 Wylde, 18 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0530 842834107797
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$599.99 |
Backorder
|
7d ago
|
17m ago
|
Optics Planet
|
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Rock River Arms Upper Receiver, A4 .223 Wylde, 18 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0525 842834107780
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$609.99 |
Backorder
|
1d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Completed Upper Receiver, National Match A4 .223/5.56mm, 20 Inch Barrel, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider w/Post, Black, AR0780B 842834107957
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$659.99 |
Backorder
|
4d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Completed Upper Receiver, National Match A4 .223/5.56mm, 16 Inch Barrel, Competition Profile, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, AR0785 842834100132
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$669.99 |
Backorder
|
6d ago
|
17m ago
|
Optics Planet
|
|
DoubleStar Complete Upper Receiver, .224 Valkyrie, 24 inch Barrel, Bull Profile, Diamond National Free Float Handguard, Black, ARBU110C 841348108917
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$699.99 |
Backorder
|
4d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Completed Upper Receiver, National Match A4 .223/5.56mm, 20 Inch Barrel, 1-8 Twist, 1/2-28 Thread, Free-Float Handguard, A2 Flash Hider, Black, AR0790B 842834118144
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$699.99 |
Backorder
|
4d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Upper Receiver, A4 .223 Wylde, 24 Inch Barrel, Varmint Profile, 1-12 Twist, Free-Float Handguard, Black, AR0576 842834107834
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$717.49 |
Backorder
|
6h ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Upper Receiver, A4 .223 Wylde, 24 Inch Barrel, Varmint Profile, 1-8 Twist, Free-Float Handguard, Black, AR0575 842834107827
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$719.99 |
Backorder
|
20h ago
|
17m ago
|
Optics Planet
|
|
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
|
3d ago
|
17m ago
|
Optics Planet
|
|
Stag Arms AR-10 Long Range Left Hand Upper Receiver, 308 Winchester, 20in Barrel, NJ Compliant, HBAR-CMV Profile, 1-10 Twist, 5/8X24 Thread, VG6 Gamma, Black, STAG10110944 840213902780
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$749.99 |
Backorder
|
6d ago
|
17m ago
|
Optics Planet
|
|
Stag Arms AR-10 Long Range Left Hand Upper Receiver, 6.5 Creedmore, 24in Barrel, NJ Compliant, HBAR-CMV Profile, 1-10 Twist, 5/8X24 Thread, VG6 Gamma, Black, STAG10110413 840213902902
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$799.99 |
Backorder
|
6d ago
|
17m ago
|
Optics Planet
|
|
Stag Arms AR-10 Long Range Left Hand Upper Receiver, 6.5 Creedmore, 24in Barrel, NJ Compliant, HBAR-CMV Profile, 1-10 Twist, 5/8X24 Thread, VG6 Gamma, FDE, STAG10111313 840213902926
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$829.99 |
Backorder
|
6d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Completed Upper Receiver, X-1 .308/7.62x51mm, 18 Inch Barrel, 1-10 Twist, 5/8-24 Threat, Free-Float Handguard, Brake, Tan, X308A0700T.V1 842834101320
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$899.99 |
Backorder
|
6d ago
|
17m ago
|
Optics Planet
|
|
Rock River Arms Completed Upper Receiver, Predator HP A4, .308/7.62X51mm NATO, 16 Inch Barrel, 1-10 Twist, Free-Float Handguard, Brake, Black, 308A0578 842834103294
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$939.99 |
Backorder
|
4d ago
|
17m ago
|
Optics Planet
|
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