• My Account
  • Sign In
  • Create an Account
Toggle Nav
My Cart
Menu
Account

Upper Receivers & Barrels

Upper Receivers & Barrels
View as Grid List

18 Items

Set Descending Direction
  1. Colt 601 M16 Upper Assembly, 20" Government Profile Barrel, Bolt Assembly, A1 Birdcage, 1/7 Twist 5.56x45 NATO *Very Good*
    Add to Compare
    Colt 601 M16 Upper Assembly, 20" Government Profile Barrel, Bolt Assembly, A1 Birdcage, 1/7 Twist 5.56x45 NATO *Very Good*
    $2,495.00
  2. Colt 601 M16 Upper Assembly, 20" Pencil Barrel, 3-Prong "Duckbill" Flash Hider, Gray Finish, 5.56x45 NATO *Good*
    Add to Compare
    Colt 601 M16 Upper Assembly, 20" Pencil Barrel, 3-Prong "Duckbill" Flash Hider, Gray Finish, 5.56x45 NATO *Good*
    $2,750.00
  3. Colt 601 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bolt Assy, Triangle Charging Handle, 5.56x45 NATO *Good*
    Add to Compare
    Colt 601 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bolt Assy, Triangle Charging Handle, 5.56x45 NATO *Good*
    $3,250.00
  4. Colt 601 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bolt Assy, Triangle Charging Handle, Early Bend, Painted Receiver, 5.56x45 NATO *Good*
    Add to Compare
    Colt 601 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bolt Assy, Triangle Charging Handle, Early Bend, Painted Receiver, 5.56x45 NATO *Good*
    $3,150.00
  5. Colt 604 M16 Upper Assembly, 20" Government Profile Barrel, Slickside Bolt Assembly, No Ejection Port Cover, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Government Profile Barrel, Slickside Bolt Assembly, No Ejection Port Cover, 5.56 NATO *Good*
    $1,699.00
  6. Colt 604 M16 Upper Assembly, 20" Pencil Barrel, A2 Round Handguards, 1966-1968, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Pencil Barrel, A2 Round Handguards, 1966-1968, 5.56 NATO *Good*
    $1,495.00
  7. Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bore, A2 Handguards, 1970-1971 Production, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bore, A2 Handguards, 1970-1971 Production, 5.56 NATO *Good*
    $1,550.00
  8. Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Triangle Handguards, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Triangle Handguards, 5.56 NATO *Good*
    $1,625.00
  9. Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Triangle Handguards, No Ejection Port Cover, 1969-1970, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Triangle Handguards, No Ejection Port Cover, 1969-1970, 5.56 NATO *Good*
    $1,465.00
  10. Colt 604 M16 Upper, 20" Pencil Barrel, Chrome Bore, Cage Flash Hider, Triangle Handguards, Grey Finish 1970-1971 Production, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper, 20" Pencil Barrel, Chrome Bore, Cage Flash Hider, Triangle Handguards, Grey Finish 1970-1971 Production, 5.56 NATO *Good*
    $1,425.00
  11. AR-15 Project Heavy Barrel Upper, 16" HBAR, Non-Threaded Muzzle, 5.56x45 NATO *Good*
    Add to Compare
    AR-15 Project Heavy Barrel Upper, 16" HBAR, Non-Threaded Muzzle, 5.56x45 NATO *Good*
    Out of stock
  12. Colt 604 M16 Project Upper, 20" Pencil Barrel, Chrome Bore, Cage Flash Hider, Triangle Handguards, 1970-1971 Production, Ring in Bore, 5.56 NATO *As Is*
    Add to Compare
    Colt 604 M16 Project Upper, 20" Pencil Barrel, Chrome Bore, Cage Flash Hider, Triangle Handguards, 1970-1971 Production, Ring in Bore, 5.56 NATO *As Is*
    Out of stock
  13. Colt 604 M16 Upper Assembly, 20" Barrel, 3-Prong Flash Hider, Bolt Assembly, Charging Handle, 1966-1969, Grey Finish. 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Barrel, 3-Prong Flash Hider, Bolt Assembly, Charging Handle, 1966-1969, Grey Finish. 5.56 NATO *Good*
    Out of stock
  14. Colt 604 M16 Upper Assembly, 20" Government Profile Barrel, Bolt Assembly, A1 Birdcage, 1/7 Twist 5.56x45 NATO *Very Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Government Profile Barrel, Bolt Assembly, A1 Birdcage, 1/7 Twist 5.56x45 NATO *Very Good*
    Out of stock
  15. Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bore, Cage Flash Hider, Late Triangle Handguards, Grey Finish, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Chrome Bore, Cage Flash Hider, Late Triangle Handguards, Grey Finish, 5.56 NATO *Good*
    Out of stock
  16. Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Triangle Handguards, Refinished, 5.56 NATO *Good*
    Add to Compare
    Colt 604 M16 Upper Assembly, 20" Pencil Barrel, Triangle Handguards, Refinished, 5.56 NATO *Good*
    Out of stock
  17. Colt AR15/M16A1 Charging Handle Assembly *Good to Very Good*
    Add to Compare
    Colt AR-15 / M16A1 Charging Handle Assembly, Early Colour, *Good*
    Out of stock
  18. Colt M16A1 Carbine Buffer Tube, 3-Position, With Early Castle Nut & Receiver Section *Good*
    Add to Compare
    Colt M16A1 Carbine Buffer Tube, 3-Position, With Early Castle Nut & Receiver Section *Good*
    Out of stock
per page

Shop By
Now Shopping by
  1. Color Gray Remove This Item
  2. Finish Original Finish Remove This Item
Clear All
Shopping Options
Price
  1. $0.00 - $999.993item
  2. $1,000.00 - $1,999.9911item
  3. $2,000.00 - $2,999.992item
  4. $3,000.00 and above2item
Condition
  1. Very Good1 item
  2. Good16item
  3. As-Is1 item
Condition
  1. Very Good1 item
  2. Good16item
  3. As-Is1 item
New/Surplus
  1. Used/Surplus18item
Barrel Length
  1. 16"1 item
  2. 20"6item
Type
  1. Aluminum9item
  2. Steel1 item