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SHOP Pro2a Tactical's huge selection of AR-15 complete uppers in a variety of calibers - 223/5.56, 300 Blackout, 7.62x39, 6.8 SPC II, 6.5 Grendel, 6mm ARC, 450 Bushmaster, 50 Beowulf (12.7x42), 458 Socom, 224 Valkyrie. We also have AR-15 uppers in pistol calibers like 9mm, 40 S&W and 45 ACP. All our AR-15 complete uppers are carefully assembled, inspected for quality assurance and made right here in the USA.

AR-15 Uppers

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Items 1-36 of 159

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  1. 16 inch AR-15 300 Blkout Pistol Length M-LOK Upper with Flash Can
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    PRO2A 16" 300 Blackout 1/8 Pistol length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    93%
    2  Reviews
    Special Price $359.99 $499.99
  2. 12.5 inch AR-15/AR15 5.56 NATO Carbine M-LOK Melonite Upper w/Can
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    PRO2A 12.5" 5.56 NATO 1/7 Carbine length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    97%
    4  Reviews
    Special Price $349.99 $539.99
  3. 12.5 inch AR-15 / AR15 5.56 NATO M-LOK Nitride / Melonite Upper
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    PRO2A 12.5" 5.56 NATO 1/7 Carbine length Melonite M-LOK AR-15 Upper
    Rating:
    95%
    6  Reviews
    Special Price $319.99 $499.99
  4. 16 inch AR-15 AR15 223 Wylde 223/5.56 M-LOK Melonite UNTHREADED Upper
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    PRO2A 16" 223 Wylde (223/5.56) 1/8 Carbine Length Melonite M-LOK AR-15 Upper - Unthreaded
    Rating:
    100%
    3  Reviews
    Special Price $299.99 $499.99
  5. 16 inch AR-15 AR15 5.56 NATO Mid Length M-LOK Keymod Melonite Upper
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    PRO2A 16" 5.56 NATO 1/7 Mid length Melonite M-LOK AR-15 Upper
    Rating:
    93%
    13  Reviews
    Special Price $299.99 $489.99
  6. 22 inch AR-15 223 WYLDE (223/5.56) Stainless M-LOK Premium Upper
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    PRO2A 22" 223 Wylde 1/7 Rifle length Stainless Premium M-LOK AR-15 Upper
    Rating:
    89%
    4  Reviews
    Special Price $409.99 $609.99
  7. 6 inch AR-15 300 BLACKOUT Pistol M-LOK Melonite Upper
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    PRO2A 6" 300 Blackout 1/7 Pistol Length Melonite M-LOK AR-15 Upper - Suppressor Ready
    Rating:
    100%
    3  Reviews
    Special Price $319.99 $459.99
  8. 8.5 inch AR-15 AR15 300 BLACKOUT Pistol M-LOK Keymod Melonite Upper
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    PRO2A 8.5" 300 Blackout 1/7 Pistol Length Melonite M-LOK AR-15 Upper
    Rating:
    94%
    5  Reviews
    Special Price $304.99 $429.99
  9. 8.5 inch AR-15 300 BLACKOUT Pistol Keymod M-LOK Melonite Upper w/Flash Can with optional BCG/CH
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    PRO2A 8.5" 300 Blackout 1/7 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    99%
    5  Reviews
    Special Price $329.99 $459.99
  10. 10-5-inch-ar-15-300-blackout-pistol-melonite-m-lok-upper
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    PRO2A 10.5" 300 Blackout 1/8 or 1/5 Pistol Length Melonite M-LOK AR-15 Upper
    Rating:
    96%
    3  Reviews
    Special Price $319.99 $459.99
  11. 10.5 inch AR-15 AR AR15 300 BLACKOUT M-LOK Keymod Melonite Upper w/Can
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    PRO2A 10.5" 300 Blackout 1/8 or 1/5 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    96%
    5  Reviews
    Special Price $349.99 $479.99
  12. 16 inch AR-15 AR15 300 Blackout Pistol Length M-LOK Keymod Upper with optional BCG/CH
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    PRO2A 16" 300 Blackout 1/8 Pistol Length Melonite M-LOK AR-15 Upper
    Rating:
    97%
    11  Reviews
    Special Price $329.99 $459.99
  13. 16 inch AR-15 AR15 6.5 Grendel Mid M-LOK Keymod Melonite Upper with optional BCG/CH
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    PRO2A 16" 6.5 Grendel 1/8 Mid Length Melonite M-LOK AR-15 Upper
    Rating:
    97%
    8  Reviews
    Special Price $379.99 $539.99
  14. 16 inch AR-15 AR15 6.8 SPC II Carbine M-LOK Melonite Upper
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    PRO2A 16" 6.8 SPC II 1/11 Carbine Length Melonite M-LOK AR-15 Upper
    Rating:
    97%
    4  Reviews
    Special Price $379.99 $529.99
  15. 16 inch AR-15 7.62x39 Carbine Melonite M-LOK Upper
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    PRO2A 16" 7.62x39 1/10 Carbine Length Melonite M-LOK AR-15 Upper
    Rating:
    97%
    4  Reviews
    Special Price $309.99 $459.99
  16. 18 inch AR-15 AR15 7.62x39 Carbine length M-LOK Melonite Upper | Pro2a Tactical
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    PRO2A 18" 7.62x39 1/10 Carbine Length Melonite M-LOK AR-15 Upper
    Rating:
    100%
    4  Reviews
    Special Price $329.99 $489.99
  17. 20 inch AR-15 224 Valkyrie Rifle M-LOK Melonite Upper
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    PRO2A 20" 224 Valkyrie 1/6.5 Rifle Length Melonite M-LOK AR-15 Upper
    Rating:
    94%
    8  Reviews
    Special Price $399.99 $559.99
  18. 8.5 inch AR-15 AR15 458 Socom Pistol Length M-LOK Melonite Upper
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    PRO2A 8.5" 458 Socom 1/14 Pistol Length Melonite M-LOK AR-15 Upper
    Rating:
    87%
    8  Reviews
    Special Price $429.99 $539.99
  19. 8.5 inch AR-15 458 Socom Pistol Length M-LOK Melonite Upper w/CAN
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    PRO2A 8.5" 458 Socom 1/14 Pistol Length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    99%
    5  Reviews
    Special Price $459.99 $569.99
  20. 5 inch AR-15 AR15 AR 9mm Pistol Caliber Melonite Upper w/Can
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    PRO2A 5" 9mm 1/10 Pistol Caliber Melonite M-LOK Upper with Flash Can
    Rating:
    95%
    3  Reviews
    Special Price $239.99 $399.99
  21. 20 inch AR-15 AR15 6.5 Grendel Keymod M-LOK Melonite Upper with optional BCG/CH
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    PRO2A 20" 6.5 Grendel 1/8 Rifle Length Melonite M-LOK AR-15 Upper
    Rating:
    95%
    8  Reviews
    Special Price $409.99 $559.99
  22. 16 inch AR-15 45 ACP Pistol Caliber Melonite M-LOK Keymod Upper
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    PRO2A 16" 45 ACP 1/16 Pistol Caliber Melonite M-LOK Upper
    Rating:
    98%
    6  Reviews
    Special Price $349.99 $489.99
  23. 18 inch AR-15 5.56 NATO M-LOK Keymod Melonite Upper
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    PRO2A 18" 5.56 NATO 1/8 Mid length Melonite M-LOK AR-15 Upper
    Rating:
    98%
    6  Reviews
    Special Price $329.99 $519.99
  24. 20 inch AR-15 5.56 NATO M-LOK Keymod Melonite Upper
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    PRO2A 20" 5.56 NATO 1/7 Rifle length Melonite M-LOK AR-15 Upper
    Rating:
    100%
    7  Reviews
    Special Price $349.99 $539.99
  25. 16 inch AR-15 / AR-9 9mm Pistol Caliber M-LOK Melonite Upper
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    PRO2A 16" 9mm 1/10 Pistol Caliber Melonite M-LOK Upper
    Rating:
    97%
    2  Reviews
    Special Price $289.99 $489.99
  26. 12.5 inch AR-15 6.5 Grendel Carbine Length M-LOK Melonite Upper with Can
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    PRO2A 12.5" 6.5 Grendel 1/8 Carbine Length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    97%
    2  Reviews
    Special Price $389.99 $559.99
  27. 10.5 inch AR-15 5.56 NATO (223/5.56) Carbine Keymod M-LOK Nitride Upper
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    PRO2A 10.5" 5.56 NATO 1/7 Carbine Length Melonite M-LOK AR-15 Upper
    Rating:
    92%
    6  Reviews
    Special Price $289.99 $429.99
  28. 10.5 inch AR-15 AR15 5.56 NATO Carbine M-LOK Keymod Melonite Upper w/Can with optional BCG/CH
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    PRO2A 10.5" 5.56 NATO 1/7 Carbine length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    98%
    8  Reviews
    Special Price $329.99 $479.99
  29. 20 inch AR-15 223 Wylde (223/5.56) Rifle M-LOK Stainless Premium Upper
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    PRO2A 20" 223 Wylde 1/7 Rifle length Stainless Premium M-LOK AR-15 Upper
    Rating:
    98%
    6  Reviews
    Special Price $389.99 $579.99
  30. 16 inch AR-15 223 wylde stainless premium upper featuring a Ballistic Advantage BA Hanson Series 16 inch 223 Wylde Stainless Bead Blasted Finish Barrel
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    PRO2A 16" 223 Wylde 1/7 Mid length Stainless Premium M-LOK AR-15 Upper
    Rating:
    100%
    3  Reviews
    Special Price $359.99 $569.99
  31. 12.5 inch AR-15 6.5 Grendel Carbine Length M-LOK Melonite Upper
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    PRO2A 12.5" 6.5 Grendel 1/8 Carbine Length Melonite M-LOK AR-15 Upper
    Rating:
    100%
    4  Reviews
    Special Price $359.99 $519.99
  32. 5 inch AR-15 5.56 NATO Micro Melonite M-LOK Upper
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    PRO2A 5" 5.56 NATO 1/5 Micro Length Melonite M-LOK AR-15 Upper with Flash Can
    Rating:
    89%
    8  Reviews
    Special Price $319.99 $449.99
  33. 7.5 inch AR-15 5.56 NATO Pistol Keymod M-LOK Melonite Upper
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    PRO2A 7.5" 5.56 NATO 1/7 Pistol Length Melonite M-LOK AR-15 Upper
    Rating:
    97%
    7  Reviews
    Special Price $279.99 $419.99
  34. 8 inch AR-15 5.56 NATO Pistol Length M-LOK Melonite Upper
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    PRO2A 8" 5.56 NATO 1/7 Pistol Length Melonite M-LOK AR-15 Upper
    Rating:
    87%
    1  Review
    Special Price $289.99 $429.99
  35. 10.5 inch AR-15 40 S&W Pistol Caliber Melonite Upper
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    PRO2A 10.5" 40 S&W 1/16 Pistol Caliber Melonite M-LOK Upper
    Special Price $339.99 $499.99
  36. 10.5 inch AR-15 40 S&W Pistol Caliber Melonite Upper w/CAN
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    PRO2A 10.5" 40 S&W 1/16 Pistol Caliber Melonite M-LOK Upper with Flash Can
    Rating:
    100%
    1  Review
    Special Price $369.99 $539.99
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Category
  1. 223/5.56 35item
  2. 300 Blackout 17item
  3. 7.62x39 8item
  4. 350 Legend 13item
  5. 224 Valkyrie 2item
  6. 6.5 Grendel 7item
  7. 6mm ARC 4item
  8. 6.8 SPC II 4item
  9. 9x39 6item
  10. 450 Bushmaster 6item
  11. 458 Socom 5item
  12. 12.7x42 (50 Beowulf) 3item
  13. 9mm 19item
  14. 40 S&W 9item
  15. 45 ACP 12item
  16. 10mm 9item
Price
  1. $200.00 - $299.99 24item
  2. $300.00 - $399.99 94item
  3. $400.00 - $499.99 31item
  4. $500.00 - $599.99 5item
  5. $600.00 - $699.99 4item
  6. $700.00 and above 1 item
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