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    Home AR Platform Parts Upper Parts
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    AR PlatformPartsUpper PartsPrice: $5-and-underPrice: $5 to $10Price: $150 to $200Price: $400 to $450Price: $15 to $20Price: $50 to $100

    In-Stock
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    Pre-Owned
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    Cartridge
    • .300 blackout
    • 5.56 nato
    • 9 mm
    Barrel Length
    • 13.7` - 16`
    • 9.5` and under

    Filter by
    Items: 60 120 180 View All
    • M-lok Rail 3 Slot Mag580
      Magpul
      M- Lok Rail 3 Slot Mag580
      $17.99
      ADD TO CART
    • M-lok Rail 5 Slot Mag581
      Magpul
      M- Lok Rail 5 Slot Mag581
      $18.95
      ADD TO CART
    • M-lok Moe Mvg Blk
      Magpul
      M- Lok Moe Mvg Blk
      $18.99
      ADD TO CART
    • Ballistic Advantage Barrel 300bo 9`
      Ballistic Advantage
      Ballistic Advantage Barrel 300bo 9 `
      $195.99
      ADD TO CART
    • Ar Castle Nut
      Luth Ar
      Ar Castle Nut
      $4.99
      ADD TO CART
    • 300 Blk Heavy Pistol 10.5`
      Rosco Manufacturing
      300 Blk Heavy Pistol 10.5 `
      $169.99
      ADD TO CART
    • Mbus Pro Sight - Front
      Magpul
      Mbus Pro Sight - Front
      $80.70
      ADD TO CART
    • Charging Handle, Ambi Med Latches
      Sig Sauer
      Charging Handle, Ambi Med Latches
      $84.99
      ADD TO CART
    • Ar15 Bcg Nickel Boron Complete
      Failzero
      Ar15 Bcg Nickel Boron Complete
      $169.99
      ADD TO CART
    • Mbus 3 Rear Sight Fde
      Magpul
      Mbus 3 Rear Sight Fde
      $59.95
      ADD TO CART
    • Moe Mbus Rear Black Mag248
      Magpul
      Moe Mbus Rear Black Mag248
      Call To Order
      SEE DETAILS
    • Xtm Hand Stop Kit Black
      Magpul
      Xtm Hand Stop Kit Black
      Call To Order
      SEE DETAILS
    • Mbus Pro Offset Front Mag525
      Magpul
      Mbus Pro Offset Front Mag525
      Call To Order
      SEE DETAILS
    • Mbus Pro Offset Rear Mag526
      Magpul
      Mbus Pro Offset Rear Mag526
      Call To Order
      SEE DETAILS
    • Piston .40 M14.5x1lh
      Silencerco
      Piston .40 M14.5x1lh
      Call To Order
      SEE DETAILS
    • BCMGUNFIGHTER KAG - KeyMod - Black
      Bcm
      Bcmgunfighter Kag - Keymod - Black
      Call To Order
      SEE DETAILS
    • M-lok Poly 5 Slot Rail
      Magpul
      M- Lok Poly 5 Slot Rail
      Call To Order
      SEE DETAILS
    • Mil-spec Buis Rear Sight W/range
      Matech
      Mil- Spec Buis Rear Sight W/Range
      Call To Order
      SEE DETAILS
    • 16` Carb 5.56 1:7
      Ballistic Advantage
      16 ` Carb 5.56 1 : 7
      Call To Order
      SEE DETAILS
    • 300 10.3 Hanson Perf
      Ballistic Advantage
      300 10.3 Hanson Perf
      Call To Order
      SEE DETAILS
    • 14.5` 1:7 Tw Mid Gov 5.56 Barrel
      Ballistic Advantage
      14.5 ` 1 : 7 Tw Mid Gov 5.56 Barrel
      Call To Order
      SEE DETAILS
    • Mcmr 9` Rail
      Bcm
      Mcmr 9 ` Rail
      Call To Order
      SEE DETAILS
    • 10.3 Hanson 5.56
      Ballistic Advantage
      10.3 Hanson 5.56
      Call To Order
      SEE DETAILS
    • Mcmr 13` Mlok
      Bcm
      Mcmr 13 ` Mlok
      Call To Order
      SEE DETAILS
    • Tread M400 Flip-up Blk
      Sig Sauer
      Tread M400 Flip- Up Blk
      Call To Order
      SEE DETAILS
    • 300 Blk 8.3` Hanson Lpgb
      Ballistic Advantage
      300 Blk 8.3 ` Hanson Lpgb
      Call To Order
      SEE DETAILS
    • Cotterpin Replacement
      Kns Precision Inc
      Cotterpin Replacement
      Call To Order
      SEE DETAILS
    • Barrel Nut Shim Kit
      Aero Precision
      Barrel Nut Shim Kit
      Call To Order
      SEE DETAILS
    • Hd Xr Front Sw Mp Orange
      Trijicon
      Hd Xr Front Sw Mp Orange
      Call To Order
      SEE DETAILS
    • Picatinny Rail for M-LOK, 3 Slots
      Geissele
      Picatinny Rail For M- Lok, 3 Slots
      Call To Order
      SEE DETAILS
    • Folding Iron Sight Set Blk
      Geissele
      Folding Iron Sight Set Blk
      Call To Order
      SEE DETAILS
    • Ez Install Dustcover
      Strike Industries
      Ez Install Dustcover
      Call To Order
      SEE DETAILS
    • M-lok T-nut Replacement Set
      Magpul
      M- Lok T- Nut Replacement Set
      Call To Order
      SEE DETAILS
    • M-lok Dovetail Adapter
      Magpul
      M- Lok Dovetail Adapter
      Call To Order
      SEE DETAILS
    • M4a1 Ris Ii Fde 12.25`
      Daniel Defense
      M4a1 Ris Ii Fde 12.25 `
      Call To Order
      SEE DETAILS
    • Ar-15 Bcg 9mm
      Angstadt
      Ar- 15 Bcg 9mm
      Call To Order
      SEE DETAILS
    • M16 5.56 Bcg Nitride Mpi
      Brownells
      M16 5.56 Bcg Nitride Mpi
      Call To Order
      SEE DETAILS
    • Super Stabby Bayonet Mount, Black
      Geissele
      Super Stabby Bayonet Mount, Black
      Call To Order
      SEE DETAILS
    • Geissele Super Stabby Bayonet Mount
      Geissele
      Geissele Super Stabby Bayonet Mount
      Call To Order
      SEE DETAILS
    • Ar15 Bcg
      Ds Arms
      Ar15 Bcg
      Call To Order
      SEE DETAILS
    • Black Nitride Bcg 9310 Mpi
      Aim Surplus
      Black Nitride Bcg 9310 Mpi
      Call To Order
      SEE DETAILS
    • Charging Handle Milspec
      Aim Surplus
      Charging Handle Milspec
      Call To Order
      SEE DETAILS
    • Bayonet Mount Odg
      Geissele
      Bayonet Mount Odg
      Call To Order
      SEE DETAILS
    • Raptor Lt Fde
      Radian
      Raptor Lt Fde
      Call To Order
      SEE DETAILS
    • 16` 9mm 1:10 Carbine Length Bbl
      Stag
      16 ` 9mm 1 : 10 Carbine Length Bbl
      Call To Order
      SEE DETAILS
    • Super Badass Charging Handle
      Noveske
      Super Badass Charging Handle
      Call To Order
      SEE DETAILS
    • 18` 5.56 Spr Rifle Length Ops12
      Ballistic Advantage
      18 ` 5.56 Spr Rifle Length Ops12
      Call To Order
      SEE DETAILS
    • 5.56 A2 Birdcage
      Lbe Unlimited
      5.56 A2 Birdcage
      Call To Order
      SEE DETAILS
    • 7.5` .223 Wylde 1/7 Pstl Blk
      Cmc
      7.5 `.223 Wylde 1/7 Pstl Blk
      Call To Order
      SEE DETAILS
    • Rear Assist Charge Handle Lev
      Springfield Armory
      Rear Assist Charge Handle Lev
      Call To Order
      SEE DETAILS
    • Hndgrd Sigmpx Alum, 8` Mlok Blk
      Sig Sauer
      Hndgrd Sigmpx Alum, 8 ` Mlok Blk
      Call To Order
      SEE DETAILS
    • Nitride Milspec Bcg
      Lantac Usa
      Nitride Milspec Bcg
      Call To Order
      SEE DETAILS
    • Raptor Lt Solgw Charging Handle
      Radian Weapons
      Raptor Lt Solgw Charging Handle
      Call To Order
      SEE DETAILS
    • Charging Handle Ambi Lrg
      Sig Sauer
      Charging Handle Ambi Lrg
      Call To Order
      SEE DETAILS
    • Vert Grip Short Grenade Blk
      Samson
      Vert Grip Short Grenade Blk
      Call To Order
      SEE DETAILS
    • Qd Short Vert Grip Blk
      Tango Down
      Qd Short Vert Grip Blk
      Call To Order
      SEE DETAILS
    • Qd Vert Grp Blk
      Tango Down
      Qd Vert Grp Blk
      Call To Order
      SEE DETAILS
    • Flash Hider 556, M24x1.5 Rh
      Oss
      Flash Hider 556, M24x1.5 Rh
      Call To Order
      SEE DETAILS
    • 10.5 In Mpx Hndgrd Mlok
      Midwest
      10.5 In Mpx Hndgrd Mlok
      Call To Order
      SEE DETAILS
    Items: 60 120 180 View All
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