Uppers, Gas Blocks, Flash Supressors

M4 / M16 / AR15 Upper Receiver Parts and Accessories

We encourage you to browse through our real time inventory of AR-15 upper receiver parts and accessories such as bolts, carriers, AR gas blocks, charging handles, flash suppressors and replacement parts. We are proud to offer products from such high quality manufacturers as Badger Ordnance, GG&G, KAC-Knights Armament, LMT-Lewis Machine & Tool, PRI-Precision Reflex, RRA-Rock River Arms, Smith Enterprise, Troy Industries, Vltor, and Yankee Hill Machine. Whether you’re looking for AR15 uppers or an AR15 gas block, we have the AR15 parts and accessories that you need.

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  • Noveske Gen III 10.5" CQB SWITCHBLOCK Upper W/9.5" SB RAIL
    Noveske Gen III 10.5" CQB SWITCHBLOCK Upper W/9.5" SB RAIL $1,795.00 $1,705.25
    Out of stock
  • Noveske KX3 Flash Suppressor, 1/2-28 for 5.56mm AR-15
    Noveske KX3 Flash Suppressor, 1/2-28 for 5.56mm AR-15 $125.00 $118.75
    Add To Cart
  • Noveske KX3 Flash Suppressor, 5/8-24 for 300BLK, 6.8mm, & 7.62mm
    Noveske KX3 Flash Suppressor, 5/8-24 for 300BLK, 6.8mm, & 7.62mm $125.00 $118.75
    Add To Cart
  • Noveske KX5 Flash Suppressor, 1/2-28 for 5.56mm AR-15
    Noveske KX5 Flash Suppressor, 1/2-28 for 5.56mm AR-15 $125.00 $118.75
    Add To Cart
  • Noveske KX5 Flash Suppressor, 5/8-24 for 300BLK, 6.8mm, & 7.62mm
    Noveske KX5 Flash Suppressor, 5/8-24 for 300BLK, 6.8mm, & 7.62mm $125.00 $118.75
    Add To Cart
  • Noveske Low Profile Gas Block, 0.625 Inch
    Noveske Low Profile Gas Block, 0.625 Inch $60.00 $57.00
    Add To Cart
  • Noveske Low Profile Gas Block, 0.750 Inch
    Noveske Low Profile Gas Block, 0.750 Inch $60.00 $57.00
    Add To Cart
  • Noveske Low Profile Gas Block, 2 Set Screw, 0.875 Inch
    Noveske Low Profile Gas Block, 2 Set Screw, 0.875 Inch $63.00 $59.85
    Add To Cart
  • Noveske NSR Polymer Panel Set
    Noveske NSR Polymer Panel Set $11.95 $11.35
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  • Noveske Standard M16 Full-Auto Bolt Carrier Group
    Noveske Standard M16 Full-Auto Bolt Carrier Group $150.00
    Add To Cart
  • Noveske- AR-15 Flattop Stripped CHAINSAW Upper Receiver With Extended Feed Ramps
    Noveske- AR-15 Flattop Stripped CHAINSAW Upper Receiver With Extended Feed Ramps (M4) $114.00 $108.30
    Out of stock
  • Noveske- AR-15 Flattop Stripped Upper Receiver With Extended Feed Ramps (M4)
    Noveske- AR-15 Flattop Stripped Upper Receiver With Extended Feed Ramps (M4) $120.00 $114.00
    Add To Cart
  • OPS Inc MK12 Mod 1 Threaded Muzzle Brake and Collar, 5.56/.22 Cal
    OPS Inc MK12 Mod 1 Threaded Muzzle Brake and Collar, 5.56/.22 Cal $200.00 $169.95
    Out of stock
  • PHASE 5- AR15/M16 Pistol Pigtail Gas Tube
    PHASE 5- AR15/M16 Pistol Pigtail Gas Tube $65.00
    Out of stock
  • PHASE 5-Ambi Battle Latch \ Charging Handle Assembly
    PHASE 5-Ambi Battle Latch \ Charging Handle Assembly $80.00
    Add To Cart
  • PHASE 5-AR-15 Chrome Lined Bolt Carrier Group
    PHASE 5-AR-15 Chrome Lined Bolt Carrier Group $160.00
    Add To Cart
  • PRI G2 Flip Up Front Sight with Crossbolt, .750"
    PRI G2 Flip Up Front Sight with Crossbolt, .750" $180.00
    Add To Cart
  • PRI-Precision Reflex AR-10/SR-25 Gas Buster Charging Handle With Big Latch
    PRI-Precision Reflex AR-10/SR-25 Gas Buster Charging Handle With Big Latch $89.95 $85.45
    Add To Cart
  • PRI-Precision Reflex AR-15 Flip Up Front Sight 0.750 Inch Diameter
    PRI-Precision Reflex AR-15 Flip Up Front Sight 0.750 Inch Diameter $179.00 $170.05
    Out of stock
  • PRI-Precision Reflex AR-15/M16 Flip Up Front  Sight, 0.650 Inch Diameter
    PRI-Precision Reflex AR-15/M16 Flip Up Front Sight, 0.650 Inch Diameter $184.00 $174.80
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  • PRI-Precision Reflex AR-15/M16/M4 Gas Buster Charging Handle W/Big Latch
    PRI-Precision Reflex AR-15/M16/M4 Gas Buster Charging Handle W/Big Latch $89.95 $85.45
    Add To Cart
  • PRI-Precision Reflex AR-15/M16/M4 Gas Buster Charging Handle W/Combat Latch
    PRI-Precision Reflex AR-15/M16/M4 Gas Buster Charging Handle W/Combat Latch $89.95 $85.45
    Add To Cart
  • PRI-Precision Reflex AR-15/M16/M4 Gas Buster Charging Handle W/Flat Latch
    PRI-Precision Reflex AR-15/M16/M4 Gas Buster Charging Handle W/Flat Latch $89.95 $85.45
    Add To Cart
  • PRI-Precision Reflex Low Profile Stand Alone Gas Block for the AR-15/M-16 - Steel, 0.750 inch
    PRI-Precision Reflex Low Profile Stand Alone Gas Block for the AR-15/M-16 - Steel, 0.750 inch $56.00 $53.00
    Add To Cart
  • PWS CQB Comp, 1/2-28 for .223/5.56mm AR-15
    PWS CQB Comp, 1/2-28 for .223/5.56mm AR-15 $149.95 $142.45
    Out of stock
  • PWS FSC556 .223 Flash Suppressor, 1/2-28 for .223/5.56mm AR-15
    PWS FSC556 .223 Flash Suppressor, 1/2-28 for .223/5.56mm AR-15 $99.95 $94.95
    Out of stock
  • PWS TTO, 1/2-28 Thread for .223/5.56mm AR-15
    PWS TTO, 1/2-28 Thread for .223/5.56mm AR-15 $99.95 $94.95
    Add To Cart
  • Radian Raptor Ambidextrous Charging Handle AR15/M16
    Radian Raptor Ambidextrous Charging Handle AR15/M16 $79.95 $75.95
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  • Radian Raptor-SD Ambidextrous Charging Handle AR10/SR25 - Black
    Radian Raptor-SD Ambidextrous Charging Handle AR10/SR25 - Black $109.95 $104.45
    Out of stock
  • Radian Raptor-SD Ambidextrous Charging Handle AR15/M16
    Radian Raptor-SD Ambidextrous Charging Handle AR15/M16 $99.95 $94.95
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  • Radian Titanium AR15 Forward Assist $54.95 $52.20
    Out of stock
  • RRA-Rock River Arms Bolt Assembly
    RRA-Rock River Arms Bolt Assembly $60.00 $44.95
    Add To Cart
  • Silencer Co Saker Trifecta Flash Hider
    Silencer Co Saker Trifecta Flash Hider $92.00 $82.80
    Add To Cart
  • Silencer Co Saker Trifecta Muzzle Brake
    Silencer Co Saker Trifecta Muzzle Brake $92.00 $82.80
    Add To Cart
  • Stag Arms AR-15 Gas Ring Set (3) For Bolt
    Stag Arms AR-15 Gas Ring Set (3) For Bolt $2.00
    Out of stock
  • Stag Arms AR-15/M4 A3 Flat Top Upper Receiver Assembly
    Stag Arms AR-15/M4 A3 Flat Top Upper Receiver Assembly $119.00
    Add To Cart
  • Stag Arms AR-15/M4 A3 Flat Top Upper Receiver, Stripped
    Stag Arms AR-15/M4 A3 Flat Top Upper Receiver, Stripped $100.00
    Add To Cart
  • Stag Arms Carbine Length Gas Tube For AR-15, Roll Pin Sold Separately
    Stag Arms Carbine Length Gas Tube For AR-15, Roll Pin Sold Separately $8.95
    Out of stock
  • Surefire Flash Hider / Suppressor Adapter, Fits SR-25
    Surefire Flash Hider / Suppressor Adapter, Fits SR-25 $129.00 $119.95
    Out of stock
  • Surefire SF3P-556-1/2-28 5.56mm/.223 caliber Flash Hider (Flash Suppressor) and SOCOM Suppressor Adapter
    Surefire SF3P-556-1/2-28 5.56mm/.223 caliber Flash Hider (Flash Suppressor) and SOCOM Suppressor Adapter $129.00 $119.95
    Out of stock
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