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    W/ BCG & CH
Brand
  1. Aim Sports Inc 2 items
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Thread Pattern
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  9. 10.5" 1 item
  10. 11.8" 2 items
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  13. 13.5" 3 items
  14. 15" 26 items
  15. 15.25" 2 items
  16. 16" 2 items
  17. Carbine Length 1 item
  18. Mid Length 1 item
Handguard Style
  1. Free Float 58 items
Upper Type
  1. Pistol 21 items
  2. Rifle 54 items
Options
  1. BCG Only 1 item
  2. W/ BCG & CH 87 items
  3. W/O BCG & CH 45 items
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  10. 9" 1 item
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  16. 16" 49 items
  17. 16.1" 7 items
  18. 16.25" 1 item
  19. 18" 8 items
  20. 18.5" 1 item
  21. 20" 7 items
  22. 24" 1 item
Material
  1. 4150 Chrome Moly Vanadium 1 item
  2. Aluminum 37 items
  3. Chrome Moly Venadium Steel 2 items
  4. Steel 3 items
  5. Steel / Polymer 2 items
Inventory
  1. In Stock 66 items
  2. Out of Stock 21 items
Customer Rating
  1. 5
    7 items
  2. 4
    & up     8 items
  3. 3
    & up     11 items
  4. 2
    & up     12 items
  5. 1
    & up     13 items

Gun Parts

Whether you’re looking for a quality trigger upgrade for your Glock® pistol or AR-style carbine, an ergonomic pistol grip for your sporting rifle, drop-in magwell upgrade, or an ergonomic pistol brace, we at GunMag Warehouse offer a wide selection of gun parts and upgrades from top-selling brands like SB Tactical®, Magpul®, Tyrant Designs®, Sig Sauer®, and more. Shop our full collection of gun parts today!

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  2. FightLite MCR Dual-Feed AR-15 16.25" Assembled Upper Receiver
    FightLite MCR Dual-Feed AR-15 16.25" Assembled Upper Receiver
    $6,399.99 $5,899.99 Save $500.00
  3. TacFire AR-15 7.62x39 Unassembled Upper Receiver Kit
    TacFire AR-15 7.62x39 Unassembled Upper Receiver Kit
    $449.99 $299.99 Save $150.00
  5. TacFire AR-10 .308 / 7.62x51mm Upper Receiver
    TacFire AR-10 .308 / 7.62x51mm Upper Receiver
    (1)
    $499.99 $354.99 $369.99 Save $145.00
  7. TacFire AR-15 .300 Blackout Unassembled Upper Receiver Kit
    TacFire AR-15 .300 Blackout Unassembled Upper Receiver Kit
    $499.99 $259.99 $269.99 Save $240.00
  11. Battle Arms Development WORKHORSE AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    Battle Arms Development WORKHORSE AR-15 16" CMV 5.56 Upper Receiver w/ 15" M-LOK Handguard
    $724.99 $692.99 Save $32.00
  12. RISE Armament AR-15 18" SS 6mm ARC Assembled Upper Receiver with Free-Float 15" M-LOK Handguard
    RISE Armament AR-15 18" SS 6mm ARC Assembled Upper Receiver with Free-Float 15" M-LOK Handguard
    $1,199.99 $999.99 Save $200.00
  14. CMMG BANSHEE Mk4 AR-15 4.5" CM .22 LR Upper Receiver w/ EML4 4" M-LOK Handguard
    CMMG BANSHEE Mk4 AR-15 4.5" CM .22 LR Upper Receiver w/ EML4 4" M-LOK Handguard
    $724.99 $589.99 Save $135.00
  16. RISE Armament AR-15 18" SS 22 ARC Assembled Upper Receiver with Free Float 15" M-LOK Handguard
    RISE Armament AR-15 18" SS 22 ARC Assembled Upper Receiver with Free Float 15" M-LOK Handguard
    $1,199.99 $999.99 Save $200.00
  22. CMMG BANSHEE AR-15 5" CM 5.7x28 Upper Receiver w/ EML4 4" M-LOK Handguard
    CMMG BANSHEE AR-15 5" CM 5.7x28 Upper Receiver w/ EML4 4" M-LOK Handguard
    $899.99 $749.99 Save $150.00
  27. TacFire AR-15 16" .350 Legend Upper Receiver
    TacFire AR-15 16" .350 Legend Upper Receiver
    Out of stock
    $399.99 $279.99 Save $120.00
  28. Panzer Arms AR57 ULT AR-15 Steel 5.7x28mm Upper Receiver w/ M-LOK Handguard
    Panzer Arms AR57 ULT AR-15 Steel 5.7x28mm Upper Receiver w/ M-LOK Handguard
    Out of stock
    $644.99 $599.99 $619.99 Save $45.00
  33. Faxon ARAK-21 AR-15 5.56 NATO Upper Receiver w/ Picatinny Handguard
    Faxon ARAK-21 AR-15 5.56 NATO Upper Receiver w/ Picatinny Handguard
    Out of stock
    $999.99 $920.99 Save $79.00
  34. Faxon ARAK-21 AR-15 7.62x39 Upper Receiver w/ Picatinny Handguard
    Faxon ARAK-21 AR-15 7.62x39 Upper Receiver w/ Picatinny Handguard
    Out of stock
    $999.99 $920.99 Save $79.00
  35. Geissele Automatics Super Duty MOD1 AR-15 13.9" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Geissele Automatics Super Duty MOD1 AR-15 13.9" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  36. Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Geissele Automatics Super Duty MOD1 AR-15 14.5" Pinned / 16" OAL 5.56 Upper Receiver with Free Float M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
  37. Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard
    Geissele Automatics Super Duty MOD1 AR-15 16" 5.56 NATO Upper Receiver with 15" SMR MK16 M-LOK Handguard
    Out of stock
    $1,325.99 $1,450.99
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