AR-15 Upper Receiver Parts

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  • Knight's Armament URX 3 & 3.1 Panel Kit/Rail Section/Handstop Spare Nut
    Knight's Armament URX 3 & 3.1 Panel Kit/Rail Section/Handstop Spare Nut $3.13 $2.97
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  • Knight's Armament URX 4 Spare Shim Kit
    Knight's Armament URX 4 IBN Rail Spare Shim Kit $14.62 $13.89
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  • KNIGHT'S ARMAMENT URX II FRONT SIGHT BUTTON ROLL PIN $4.31
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  • Knight's Armament URX III & 3.1 Hand Stop
    Knight's Armament URX III & 3.1 Hand Stop $59.80 $58.00
    Out of stock
  • Knights Armament SR-15 E3 Firing Pin
    Knights Armament SR-15 E3 Firing Pin $32.66
    Out of stock
  • Knights Armament SR-15/SR-16 E3 Cam Pin
    Knights Armament SR-15/SR-16 E3 Cam Pin $22.50
    Out of stock
  • Knights Armament SR-25 Field Repair Kit, Single Ejector Style, Not For E2 Bolt
    Knights Armament SR-25 Field Repair Kit, Single Ejector Style, Not For E2 Bolt $282.44
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  • LMT-Lewis Machine & Tool 10.5" Upper Receiver Assembly With Flash Suppressor
    LMT-Lewis Machine & Tool 10.5" Upper Receiver Assembly With Flash Suppressor $565.27
    Out of stock
  • LMT-Lewis Machine & Tool 16" Upper Receiver Assembly W/Flash Suppressor
    LMT-Lewis Machine & Tool 16" Upper Receiver Assembly W/Flash Suppressor $565.27 $524.95
    Out of stock
  • LMT-Lewis Machine & Tool 7.62mm Semi-Auto Bolt Carrier Group Assembly
    LMT-Lewis Machine & Tool 7.62mm Semi-Auto Bolt Carrier Group Assembly $429.00
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  • LMT-Lewis Machine & Tool Charging Handle Assembly With LMT Tactical Latch
    LMT-Lewis Machine & Tool Charging Handle Assembly With LMT Tactical Latch $54.98
    Out of stock
  • LMT-Lewis Machine & Tool Crane O-Ring For Extractor
    LMT-Lewis Machine & Tool Crane O-Ring For Extractor $3.75
    Out of stock
  • LMT-Lewis Machine & Tool Enhanced Bolt Assembly .223, LMT
    LMT-Lewis Machine & Tool Enhanced Bolt Assembly .223, LMT $179.03
    Out of stock
  • LMT-Lewis Machine & Tool Enhanced Bolt Carrier, Semi-Auto .223 $138.60
    Out of stock
  • LMT-Lewis Machine & Tool Enhanced Bolt Extractor Spring
    LMT-Lewis Machine & Tool Enhanced Bolt Extractor Spring $5.25
    Out of stock
  • LMT-Lewis Machine & Tool Improved Semi-Auto Bolt Carrier Group Assembly
    LMT-Lewis Machine & Tool Improved Semi-Auto Bolt Carrier Group Assembly $329.18
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  • LMT-Lewis Machine & Tool M16 Full-Auto Enhanced Bolt And Carrier Group
    LMT-Lewis Machine & Tool M16 Full-Auto Enhanced Bolt And Carrier Group $329.18
    Out of stock
  • LMT-Lewis Machine & Tool M4 Handguards
    LMT-Lewis Machine & Tool M4 Handguards $44.98
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  • LMT-Lewis Machine & Tool Spare Extractor For AR-15 5.56mm Enhanced Bolts
    LMT-Lewis Machine & Tool Spare Extractor For AR-15 5.56mm Enhanced Bolts $46.20
    Out of stock
  • LMT-Lewis Machine & Tool Spare Extractor For AR-15 5.56mm Standard Bolts
    LMT-Lewis Machine & Tool Spare Extractor For AR-15 5.56mm Standard Bolts $18.67
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  • LMT-Lewis Machine & Tool Spare Extractor Spring AR-15 5.56mm Standard Bolts
    LMT-Lewis Machine & Tool Spare Extractor Spring AR-15 5.56mm Standard Bolts $5.25
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  • LMT-Lewis Machine & Tool Standard Bolt Assembly
    LMT-Lewis Machine & Tool Standard Bolt Assembly $79.70
    Out of stock
  • LMT-Lewis Machine & Tool Standard Charging Handle Assembly
    LMT-Lewis Machine & Tool Standard Charging Handle Assembly $26.50
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  • LMT-Lewis Machine & Tool Standard M16 Full-Auto Bolt Carrier Group
    LMT-Lewis Machine & Tool Standard M16 Full-Auto Bolt Carrier Group $201.60
    Out of stock
  • LMT-Lewis Machine & Tool Standard M16 Full-Auto Carrier Group With Enhanced Bolt
    LMT-Lewis Machine & Tool Standard M16 Full-Auto Carrier Group With Enhanced Bolt $261.95
    Out of stock
  • LMT-Lewis Machine & Tool Standard Semi-Auto Bolt Carrier
    LMT-Lewis Machine & Tool Standard Semi-Auto Bolt Carrier $107.23
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  • LMT-Lewis Machine & Tool Standard Semi-Auto Bolt Carrier Group
    LMT-Lewis Machine & Tool Standard Semi-Auto Bolt Carrier Group $201.60
    Out of stock
  • LMT-Lewis Machine & Tool Tactical Adjustable Rear Sight (L8A)
    LMT-Lewis Machine & Tool Tactical Adjustable Rear Sight $137.45
    Out of stock
  • M-LOK Skeletonized Barrier Stop Assy
    M-LOK Skeletonized Barrier Stop Assy $59.47
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  • M16 Complete Bolt Carrier Group Assembly w/Daniel Defense Logo
    M16 Complete Bolt Carrier Group Assembly w/Daniel Defense Logo $195.00 $185.00
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  • Magpul AFG-1 - Angled Fore Grip
    Magpul AFG-1 - Angled Fore Grip $34.95 $33.20
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  • Magpul AFG-2 - Angled Fore Grip
    Magpul AFG-2 - Angled Fore Grip $34.95 $33.20
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  • Magpul AR-15 MBUS Backup Polymer Front Sight-Gen 2
    Magpul AR-15 MBUS Backup Polymer Front Sight-Gen 2 $39.95 $37.95
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  • Magpul AR-15 MBUS Backup Polymer Rear Sight-Gen 2
    Magpul AR-15 MBUS Backup Polymer Rear Sight-Gen 2 $57.95 $55.05
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  • Magpul AR-15 Polymer MOE M-Lok Handguard, Mid-Length
    Magpul AR-15 Polymer MOE M-Lok Handguard, Mid-Length, 9.18 in $34.95 $33.20
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  • Magpul Extended Length Rail Protector, Ladder
    Magpul Extended Length Rail Protector, Ladder $11.95 $11.35
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  • Magpul M-LOK™ AFG® - Angled Fore Grip
    Magpul M-LOK™ AFG® - Angled Fore Grip $26.95 $25.60
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  • Magpul M-LOK™ Aluminum Rail Section, 7 Slots
    Magpul M-LOK™ Aluminum Rail Section, 7 Slots $21.95 $20.85
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  • Magpul M-LOK™ Aluminum Rail Section, 9 Slots
    Magpul M-LOK™ Aluminum Rail Section, 9 Slots $23.95 $22.75
    Add To Cart
  • Magpul M-LOK™ Cantilever Rail/Light Mount, Aluminum
    Magpul M-LOK™ Cantilever Rail/Light Mount, Aluminum $34.95 $33.20
    Add To Cart
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