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AR-15 Magazines, Receivers and Accessories

You know the joke that AR-15s are like Barbie dolls for guys? There’s a kernel of truth in every joke. Whoever you may be, if your Barbie Dream House looks more like an extra-wide Browning Hell’s Canyon safe, you’ve come to the right place. Classic Firearms offers hundreds of AR parts, including .223 / 5.56 mags and Upper Receivers, at dream-come-true prices, so you can accessorize to your heart’s content. Our quality products come from trusted manufacturers around the world, including US Contractor, Riley Defense and UTG. Looking for AR-15 Barrels? We have so many we created a dedicated category here.

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  1. Yankee Hill Machine Flat Top Upper Receiver, AR15 A3 Stripped - Yankee Hill Machine 110

    Yankee Hill Machine Flat Top Upper Receiver, AR15 A3 Stripped - Yankee Hill Machine 110

    Manufacturer: Yankee Hill Machine
    MSRP: $98.50  |  Your Price:  $80.50
    Availability: In stock Purchase Now » View Details »
  2. Yankee Hill Machine Black Diamond Series Forearm 9.675" Specter Length - 9637DX

    Yankee Hill Machine Black Diamond Series Forearm 9.675" Specter Length - 9637DX

    Manufacturer: Yankee Hill Machine
    MSRP: $161.75  |  Your Price:  $129.80
    Availability: In stock Purchase Now » View Details »
  3. X Products Can Cannon Upper Receiver,  Soda Can Launcher for AR-15 & M16

    X Products Can Cannon Upper Receiver, Soda Can Launcher for AR-15 & M16

    Manufacturer: X Products
    MSRP: $299.99  |  Your Price:  $349.00
    Availability: In stock (Only 6 left!) Purchase Now » View Details »
  4. Wolf Performance Arms 6.5 Grendel 16" Upper Receiver

    Wolf Performance Arms 6.5 Grendel 16" Upper Receiver

    Manufacturer: Wolf
    MSRP: $599.99  |  Your Price:  $499.99
    Availability: In stock (Only 5 left!) Purchase Now » View Details »
  5. Wolf Performance A1 Complete Upper 16" 5.56 NATO 1:7 Piston Driven

    Wolf Performance A1 Complete Upper 16" 5.56 NATO 1:7 Piston Driven

    Manufacturer: Wolf
    MSRP: $549.99  |  Your Price:  $449.99
    Availability: In stock (Only 5 left!) Purchase Now » View Details »
  6. Wolf Performance A1 Complete Upper 14.5" 5.56 NATO 1:7 Piston Driven

    Wolf Performance A1 Complete Upper 14.5" 5.56 NATO 1:7 Piston Driven

    Manufacturer: Wolf
    MSRP: $549.99  |  Your Price:  $449.99
    Availability: In stock (Only 6 left!) Purchase Now » View Details »
  7. Wolf Performance A1 Complete Upper 12" 5.56 NATO 1:7 Piston Driven

    Wolf Performance A1 Complete Upper 12" 5.56 NATO 1:7 Piston Driven

    Manufacturer: Wolf
    MSRP: $549.99  |  Your Price:  $449.99
    Availability: In stock (Only 6 left!) Purchase Now » View Details »
  8. V2 UL Micro AR Aluminum Gas Block .875 w/ Roll Pin - GT875AN

    V2 UL Micro AR Aluminum Gas Block .875 w/ Roll Pin - GT875AN

    Manufacturer: China
    MSRP: $14.99  |  Your Price:  $11.99
    Availability: In stock Purchase Now » View Details »
  9. UTG PRO Model 4 / AR15 Carbine Length Drop-in Quad Rail, Black MTU001

    UTG PRO Model 4 / AR15 Carbine Length Drop-in Quad Rail, Black MTU001

    Manufacturer: UTG
    MSRP: $69.97  |  Your Price:  $59.99
    Availability: In stock Purchase Now » View Details »
  10. UTG Ergonomic Ambidextrous Vertical Foregrip, Black RB-FGRP168B

    UTG Ergonomic Ambidextrous Vertical Foregrip, Black RB-FGRP168B

    Manufacturer: UTG
    MSRP: $11.97  |  Your Price:  $9.97
    Availability: In stock Purchase Now » View Details »
  11. UTG Combat D Foregrip with Quick Release Deployable Bi-pod MNT-DG01Q

    UTG Combat D Foregrip with Quick Release Deployable Bi-pod MNT-DG01Q

    Manufacturer: UTG
    MSRP: $69.99  |  Your Price:  $42.50
    Availability: In stock (Only 4 left!) Purchase Now » View Details »
  12. UTG AR15 Super Slim Fixed Rear Sight, Picatinny, Black - MT-950RS03

    UTG AR15 Super Slim Fixed Rear Sight, Picatinny, Black - MT-950RS03

    Manufacturer: UTG
    MSRP: $39.99  |  Your Price:  $29.99
    Availability: In stock Purchase Now » View Details »
  13. UTG AR-15 Model 4 Low Profile Flip-up Front Sight for High Profile Gas Block MNT-751L

    UTG AR-15 Model 4 Low Profile Flip-up Front Sight for High Profile Gas Block MNT-751L

    Manufacturer: UTG
    MSRP: $24.99  |  Your Price:  $16.99
    Availability: In stock Purchase Now » View Details »
  14. UTG AR-15 Model 4 Flip-up Front Sight for Reg Height Gas Block MNT-751

    UTG AR-15 Model 4 Flip-up Front Sight for Reg Height Gas Block MNT-751

    Manufacturer: UTG
    MSRP: $24.99  |  Your Price:  $17.99
    Availability: In stock Purchase Now » View Details »
  15. UTG AR-15 Collapsible Stock w/ 6 Adjustible Positions RBU6BC

    UTG AR-15 Collapsible Stock w/ 6 Adjustible Positions RBU6BC

    Manufacturer: UTG
    MSRP: $57.97  |  Your Price:  $49.99
    Availability: In stock Purchase Now » View Details »
  16. UTG Ambi Foldable Tactical Foregrip w/ 5 Adjustable Positions RB-FGRP170B

    UTG Ambi Foldable Tactical Foregrip w/ 5 Adjustable Positions RB-FGRP170B

    Manufacturer: UTG
    MSRP: $34.99  |  Your Price:  $8.99
    Availability: In stock Purchase Now » View Details »
  17. Upper Receiver Parts Kit Complete W / Ejection Port Dust Cover Assembly and Forward Assist Assembly

    Upper Receiver Parts Kit Complete W / Ejection Port Dust Cover Assembly and Forward Assist Assembly

    Manufacturer: US Mfg
    MSRP: $24.99  |  Your Price:  $9.99
    Availability: In stock Purchase Now » View Details »
  18. The Bolt Lever Extended AR15 Bolt Release Lever

    The Bolt Lever Extended AR15 Bolt Release Lever

    Manufacturer: Bolt Level
    MSRP: $39.99  |  Your Price:  $39.99
    Availability: In stock Purchase Now » View Details »
  19. Surefire Institute California Compliant Complete Lower - SFI-15

    Surefire Institute California Compliant Complete Lower - SFI-15

    Manufacturer: E3 Arms
      MSRP: $179.99  |  Your Price:  $159.99
    Availability: In stock (Only 5 left!) Purchase Now » View Details »
  20. Shark Muzzle Brake .308 Caliber - 5/8 X 24 Pitch Thread w/ Crush Washer - MBR35 -  For AR-10, .300 B/O, and 7.62x39 Caliber AR-15 Rifles
  21. Shark Muzzle Brake .223/5.56 Caliber - 1/2x28 Pitch Thread w/ Crush Washer - MBR25 -  For AR-15 Rifles

    Shark Muzzle Brake .223/5.56 Caliber - 1/2x28 Pitch Thread w/ Crush Washer - MBR25 - For AR-15 Rifles

    Manufacturer: US Mfg
    MSRP: $29.99  |  Your Price:  $14.99
    Availability: In stock Purchase Now » View Details »
  22. SB Tactical SOB Pistol Stabilizing Brace for AR-style Pistols- Black

    SB Tactical SOB Pistol Stabilizing Brace for AR-style Pistols- Black

    Manufacturer: SB Tactical
    MSRP: $149.99  |  Your Price:  $129.99
    Availability: In stock Purchase Now » View Details »
  23. SB Tactical SBPDW 3-position Adjustable AR-15 Pistol Stabilizing Brace- PDW-01-SB

    SB Tactical SBPDW 3-position Adjustable AR-15 Pistol Stabilizing Brace- PDW-01-SB

    Manufacturer: SB Tactical
    MSRP: $299.99  |  Your Price:  $249.99
    Availability: In stock (Only 5 left!) Purchase Now » View Details »
  24. SB Tactical SBM4 AR Pistol Stabilizing Brace

    SB Tactical SBM4 AR Pistol Stabilizing Brace

    Manufacturer: SB Tactical
    MSRP: $149.99  |  Your Price:  $103.99
    Availability: In stock Purchase Now » View Details »

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