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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  • BCMGUNFIGHTER Charging Handle (Large Latch)
    BCMGUNFIGHTER Charging Handle (Large Latch) $52.95 $47.65
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  • BCMGUNFIGHTER Charging Handle, 5.56/.223, Mod 5 (Short Latch)
    BCMGUNFIGHTER Charging Handle, 5.56/.223, Mod 5 (Short Latch) $52.95 $47.65
    Out of stock
  • BCMGUNFIGHTER Charging Handle, 7.62mm, Mod 4 (Medium Latch)
    BCMGUNFIGHTER Charging Handle, 7.62mm, Mod 4 (Medium Latch) $57.95 $52.15
    Add To Cart
  • Buffer Technologies Extractor Upgrade Kit AR15/M16
    Buffer Technologies Extractor Upgrade Kit AR15/M16 $12.95 $12.30
    Out of stock
  • Caldwell AR-15 Brass Catcher Mesh, Black
    Caldwell AR-15 Brass Catcher Mesh, Black $15.99 $11.99
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  • Centurion Arms Low Profile Gas Block- Matte Black
    Centurion Arms Low Profile Gas Block- Matte Black $65.00 $61.00
    Out of stock
  • Daniel Defense AR-15 Bolt Assembly, 5.56mm
    Daniel Defense AR-15 Bolt Assembly, 5.56mm $69.00 $66.00
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  • Daniel Defense AR-15 Flash Suppressor Extended Assy, 1/2-28 Thread for .223/5.56
    Daniel Defense AR-15 Flash Suppressor Extended Assy, 1/2-28 Thread for .223/5.56 $49.00 $47.00
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  • Daniel Defense AR-15 Flash Suppressor, 1/2-28 Thread for .223/5.56
    Daniel Defense AR-15 Flash Suppressor, 1/2-28 Thread for .223/5.56 $49.00 $47.00
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  • Daniel Defense AR-15 Muzzle Climb Mitigator Assy 1/2-28 Thread, Extended
    Daniel Defense AR-15 Muzzle Climb Mitigator Assy 1/2-28 Thread, Extended $69.00 $66.00
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  • Daniel Defense AR-15/M4 Clamp Style Low Profile Gas Block,  0.750 Inch
    Daniel Defense AR-15/M4 Clamp Style Low Profile Gas Block, 0.750 Inch $61.00 $58.00
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  • Daniel Defense AR-15/M4 MK12 Low Profile Gas Block,  0.750 Inch
    Daniel Defense AR-15/M4 MK12 Low Profile Gas Block, 0.750 Inch $70.00 $67.00
    Out of stock
  • Daniel Defense Complete (5.56mm) Bolt Carrier Group, Chrome Plated
    Daniel Defense Complete (5.56mm) Bolt Carrier Group, Chrome Plated $205.00 $195.00
    Out of stock
  • Daniel Defense M4 URG, MK18 With 10.3 in. Barrel, Dark Earth RIS II
    Daniel Defense M4 URG, MK18 With 10.3 in. Barrel, Dark Earth RIS II $1,206.00 $1,146.00
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  • Daniel Defense M4 URG, MK18 With 10.3 in. Barrel, RIS II, Black
    Daniel Defense M4 URG, MK18 With 10.3 in. Barrel, RIS II, Black $1,206.00 $1,146.00
    Add To Cart
  • DANIEL DEFENSE M4A1 UPPER RECEIVER GROUP, 5.56mm
    DANIEL DEFENSE M4A1 UPPER RECEIVER GROUP, 5.56mm $1,280.00 $1,216.00
    Add To Cart
  • Daniel Defense Muzzle Climb Mitigator, GEN II, 1/2-28 Thread for .223/5.56
    Daniel Defense Muzzle Climb Mitigator, GEN II, 1/2-28 Thread for .223/5.56 $69.00 $66.00
    Add To Cart
  • DANIEL DEFENSE V11 UPPER RECEIVER GROUP, 5.56mm
    DANIEL DEFENSE V11 UPPER RECEIVER GROUP, 5.56mm $1,038.00 $986.00
    Add To Cart
  • DANIEL DEFENSE V7® LW UPPER RECEIVER GROUP, 5.56mm
    DANIEL DEFENSE V7® LW UPPER RECEIVER GROUP, 5.56mm $1,038.00 $986.00
    Add To Cart
  • DANIEL DEFENSE V7® UPPER RECEIVER GROUP, 5.56mm
    DANIEL DEFENSE V7® UPPER RECEIVER GROUP, 5.56mm $1,038.00 $986.00
    Add To Cart
  • Delta Ring/Barrel Nut Assembly
    Delta Ring/Barrel Nut Assembly $15.95
    Add To Cart
  • DPMS Carbine Length Gas Tube For AR-15, Roll Pin Sold Separately
    DPMS Carbine Length Gas Tube For AR-15, Roll Pin Sold Separately $22.99 $15.95
    Add To Cart
  • DPMS Mid-Length Gas Tube $14.95
    Add To Cart
  • Ejection Port Cover
    Ejection Port Cover $5.00
    Add To Cart
  • Ejection Port Cover Kit
    Ejection Port Cover Kit $8.00
    Out of stock
  • Ejection Port Cover Pin
    Ejection Port Cover Pin $2.00
    Add To Cart
  • Ejection Port Cover Pin C-Clip
    Ejection Port Cover Pin C-Clip $0.50
    Out of stock
  • Ejection Port Cover Spring
    Ejection Port Cover Spring $0.50
    Out of stock
  • Ergo Short Panel, Olive Drab
    Ergo Short Panel, Olive Drab $4.00 $0.95
    Add To Cart
  • Firing Pin Retaining Pin
    Firing Pin Retaining Pin $1.95
    Add To Cart
  • Fortis Hammer™ AR15/M16 Charging Handle
    Fortis Hammer™ AR15/M16 Charging Handle $69.95 $66.45
    Out of stock
  • Fortis Low Profile Gas Block, 0.750", Black
    Fortis Low Profile Gas Block, 0.750", Black $55.00 $52.25
    Out of stock
  • Forward Assist Roll Pin
    Forward Assist Roll Pin $0.50
    Add To Cart
  • Forward Assist Spring
    Forward Assist Spring $1.00
    Add To Cart
  • Gas Tube Roll Pin
    Gas Tube Roll Pin $0.50
    Add To Cart
  • Geissele Super Gas Block for the AR-15/M-16 - Steel, 0.750 inch Diameter
    Geissele Super Gas Block for the AR-15/M-16 - Steel, 0.750 inch Diameter $59.00
    Add To Cart
  • GG&G AR15 Tactical Modular Bolt On Flip Up Front Sight And Gas Block
    GG&G AR15 Tactical Modular Bolt On Flip Up Front Sight And Gas Block $165.00 $132.00
    Out of stock
  • GG&G SCAR Enhanced Charging Handle
    GG&G SCAR Enhanced Charging Handle $30.00 $24.95
    Out of stock
  • Griffon Industries HMMS
    Griffon Industries HMMS-Heat and Mirage Mitigation System Suppressor Cover $129.95 $124.95
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  • KAC - Knight's Armament SR-15 E3 Complete Bolt
    KAC - Knight's Armament SR-15 E3 Complete Bolt $221.05
    Add To Cart
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