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.

Sort by:
  • A.R.M.S. Silhouette #41-B - Folding Front Sight Barrel Mounted
    A.R.M.S. Silhouette #41-B - Folding Front Sight Barrel Mounted $180.58
    Out of stock
  • A.R.M.S. Silhouette #41-B-L - Folding Front Sight Barrel Mounted, With Bayonet Lug
    A.R.M.S. Silhouette #41-B-L - Folding Front Sight Barrel Mounted, With Bayonet Lug $186.58
    Add To Cart
  • AAC Advanced Armament Blackout 51T Flash Hider, 5.56mm
    AAC Advanced Armament Blackout 51T Flash Hider, 5.56mm $99.00
    Out of stock
  • AAC Advanced Armament Blackout 51T Flash Hider, 7.62MM-5/8-24 THREAD
    AAC Advanced Armament Blackout 51T Flash Hider, 7.62MM-5/8-24 THREAD $99.00
    Add To Cart
  • AAC Advanced Armament Blackout 51T Muzzle Brake, 5.56mm
    AAC Advanced Armament Blackout 51T Muzzle Brake, 5.56mm $150.00 $149.99
    Out of stock
  • AAC Advanced Armament BLACKOUT 51T MUZZLE BRAKE, 7.62MM - 5/8-24 Thread
    AAC Advanced Armament BLACKOUT 51T MUZZLE BRAKE, 7.62MM - 5/8-24 Thread $149.99
    Add To Cart
  • AAC Advanced Armament BLACKOUT 51T MUZZLE BRAKE, SR-25
    AAC Advanced Armament BLACKOUT 51T MUZZLE BRAKE, SR-25 $149.99
    Out of stock
  • AAC Advanced Armament Blackout Non-Mount Flash Hider, 5.56mm
    AAC Advanced Armament Blackout Non-Mount Flash Hider, 5.56mm $59.00 $58.99
    Add To Cart
  • AAC Advanced Armament BRAKEOUT 2- 51T COMPENSATOR, 5.56MM
    AAC Advanced Armament BRAKEOUT 2- 51T COMPENSATOR, 5.56MM $124.99
    Out of stock
  • Aero Precision .308 / 7.62 Bolt Carrier Group, Complete - Black Nitride
    Aero Precision .308 / 7.62 Bolt Carrier Group, Complete - Black Nitride $215.00
    Out of stock
  • Aero Precision AR15 Assembled Upper Receiver - Anodized Black
    Aero Precision AR15 Assembled Upper Receiver - Anodized Black $99.99 $74.99
    Add To Cart
  • Aero Precision M5 .308 Assembled Upper Receiver - Anodized Black
    Aero Precision M5 .308 Assembled Upper Receiver - Anodized Black $155.00 $116.25
    Add To Cart
  • Allen Engineering MK12 Mod 1 Threaded Muzzle Brake and Collar, 5.56/.22 Cal
    Allen Engineering MK12 Mod 1 Threaded Muzzle Brake and Collar, 5.56/.22 Cal $139.95
    Add To Cart
  • Allen Engineering MK12 SPR Long Collar
    Allen Engineering MK12 SPR Long Collar $29.00
    Out of stock
  • AR-15 A2 Birdcage Flash Hider, 1/2-28
    AR-15 A2 Birdcage Flash Hider, 1/2-28 $5.95
    Add To Cart
  • AR-15 Bolt Assembly, HP and MP Tested
    AR-15 Bolt Assembly, HP and MP Tested $50.00
    Add To Cart
  • AR-15 Bolt Cam Pin
    AR-15 Bolt Cam Pin $4.50
    Add To Cart
  • AR-15 Bolt Carrier Key
    AR-15 Bolt Carrier Key $12.49
    Add To Cart
  • AR-15 Bolt Carrier Key Screw
    AR-15 Bolt Carrier Key Screw $1.99
    Add To Cart
  • AR-15 Crush Washer for Flash Hider
    AR-15 Crush Washer for Flash Hider $2.99
    Add To Cart
  • AR-15 Extractor
    AR-15 Extractor $13.29
    Out of stock
  • AR-15 Extractor Pin
    AR-15 Extractor Pin $1.99
    Add To Cart
  • AR-15 Extractor Spring w/Insert
    AR-15 Extractor Spring w/Insert $1.99
    Add To Cart
  • AR-15 Firing Pin
    AR-15 Firing Pin $6.95
    Add To Cart
  • AR-15 Forward Assist
    AR-15 Forward Assist $11.00
    Add To Cart
  • AR-15 Rifle Length Gas Tube
    AR-15 Rifle Length Gas Tube $11.00
    Out of stock
  • AR-15 Teardrop Forward Assist Assembly
    AR-15 Teardrop Forward Assist Assembly $14.99
    Out of stock
  • AXTS Black Nitride AR-15/M16 BCG
    AXTS Black Nitride AR-15/M16 BCG $194.00 $129.95
    Out of stock
  • AXTS Raptor AR-15 Ambidextrous Charging Handle - 7.62MM
    AXTS Raptor AR-15 Ambidextrous Charging Handle - 7.62MM $99.95 $76.95
    Choose Options
  • Badger Ordnance - TDX GAS BLOCK MANIFOLD - STAINLESS STEEL (.750")
    Badger Ordnance - TDX GAS BLOCK MANIFOLD - STAINLESS STEEL (.750") $65.00
    Add To Cart
  • Badger Ordnance Crane MK 12 SPR Gas Block - STAINLESS STEEL (.750")
    Badger Ordnance Crane MK 12 SPR Gas Block - STAINLESS STEEL (.750") $65.00
    Add To Cart
  • Badger Ordnance Gen 3 Ambidextrous Charging Handle - 5.56mm platforms
    Badger Ordnance Gen 3 Ambidextrous Charging Handle - 5.56mm platforms $95.00
    Add To Cart
  • Badger Ordnance Tactical Latch, Gen II For AR15/M16 Charging Handle
    Badger Ordnance Tactical Latch, Gen II For AR15/M16 Charging Handle $19.95 $18.76
    Add To Cart
  • Badger Ordnance Tactical Latch, Standard For AR15/M16 Charging Handle
    Badger Ordnance Tactical Latch, Standard For AR15/M16 Charging Handle $18.95 $18.00
    Add To Cart
  • Barrel Nut
    Barrel Nut $6.00
    Out of stock
  • BattleComp 1.0 AR-15 Compensator
    BattleComp 1.0 AR-15 Compensator $149.99 $139.99
    Out of stock
  • BattleComp 1.5 AR-15 Compensator
    BattleComp 1.5 AR-15 Compensator $155.00 $145.00
    Out of stock
  • BattleComp 2.0 SCV AR-15 Compensator, Black Oxide
    BattleComp 2.0 SCV AR-15 Compensator, Black Oxide $165.00 $155.00
    Out of stock
  • BCM GUNFIGHTER Charging Handle, 5.56/.223, Mod 4 (Medium Latch)
    BCM GUNFIGHTER Charging Handle, 5.56/.223, Mod 4 (Medium Latch) $52.95 $47.65
    Out of stock
  • BCM GUNFIGHTER Charging Handle, 5.56/.223, Mod 4 (Medium Latch), Ambi
    BCM GUNFIGHTER Charging Handle, 5.56/.223, Mod 4 (Medium Latch), Ambi $75.95 $68.35
    Out of stock
×
×