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Grab a high quality 223 Wylde complete upper kit and shoot both 223 Remington and 5.56 NATO from the same AR-15 upper! .223 Wylde was developed to accommodate 223 Remington and the high-pressure military grade 5.56 NATO. Both calibers are widely available and excellent for plinking, self-defense, competitive shooting, or hunting. Our 223 Wylde upper kits have a match grade chamber for high accuracy and include a BCG, rear or side charging upper receiver, 223 Wylde barrel, lower parts kit and stock/blade kit - everything to complete your stripped lower receiver. Find the exact configuration you want from our huge selection of barrel lengths, finishes, flutes, and more. And for completed firearms, check out our huge selection of 223 Wylde ar rifles and pistols ready to shoot out of the box!

223 Wylde

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13 Items

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  1. 16 inch 223 Wylde AR-15 Upper Kit | Blemished Uppers
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    PRO2A 16" 223 Wylde 1/8 Mid Length Melonite AR-15 Upper Kit - BLEM
    Special Price $389.99 $519.99
    Out of stock
  2. 16 inch 223 Wylde AR-15 Upper Kit | Unthreaded
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    PRO2A 16" 223 Wylde 1/8 Carbine Length Melonite AR-15 Upper Kit - Unthreaded
    Special Price $399.99 $509.99
    Out of stock
  3. 16 inch AR-15 223 Wylde Upper Kit | Unthreaded
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    PRO2A 16" 223 Wylde 1/8 Carbine Length NR Side Charging Melonite M-LOK AR-15 Upper Kit - Unthreaded
    Rating:
    93%
    1  Review
    Special Price $789.99 $959.99
    Out of stock
  4. 16 inch 223 Wylde AR Upper Kit | Stainless Precision
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    PRO2A 16" 223 Wylde 1/7 Mid Length Stainless Premium AR-15 Upper Kit
    Rating:
    95%
    3  Reviews
    Special Price $479.99 $799.99
  5. 16 inch 223 Wylde AR-15 Upper Kit |NR Side Charging
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    PRO2A 16" 223 Wylde 1/7 Mid Length NR Side Charging Stainless Premium M-LOK AR-15 Upper Kit
    Rating:
    87%
    1  Review
    Special Price $869.99 $979.99
  6. 18 inch 223 Wylde Stainless Upper Kit | Match Grade
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    PRO2A 18" 223 Wylde 1/7 Mid Length Stainless Premium AR-15 Upper Kit
    Rating:
    100%
    1  Review
    Special Price $499.99 $729.99
  7. 18 inch 223 WYLDE Stainless Upper Kit | NR Side Charging
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    PRO2A 18" 223 Wylde 1/7 Mid Length NR Side Charging Stainless Premium M-LOK AR-15 Upper Kit
    Rating:
    100%
    1  Review
    Special Price $839.99 $949.99
  8. 20 inch 223 WYLDE Stainless Upper Kit | Match Grade
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    PRO2A 20" 223 Wylde 1/7 Rifle Length Stainless Premium AR-15 Upper Kit
    Rating:
    87%
    1  Review
    Special Price $509.99 $809.99
  9. 20 inch 223 Wylde Stainless Upper Kit | NR Side Charging
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    PRO2A 20" 223 Wylde 1/7 Rifle Length NR Side Charging Stainless Premium M-LOK AR-15 Upper Kit
    Rating:
    87%
    1  Review
    Special Price $849.99 $1,009.99
  10. 22 inch 223 WYLDE Stainless Upper Kit | MOA Guarantee
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    PRO2A 22" 223 Wylde 1/7 Rifle Length Stainless Premium AR-15 Upper Kit
    Rating:
    100%
    2  Reviews
    Special Price $519.99 $759.99
  11. 22 inch 223 Wylde Stainless Upper Kit | NR Side Charging
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    PRO2A 22" 223 Wylde 1/7 Rifle Length NR Side Charging Stainless Premium M-LOK AR-15 Upper Kit
    Rating:
    96%
    4  Reviews
    Special Price $859.99 $959.99
  12. 22 inch 223 Wylde Heavy Bull Barrel Upper Kit
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    PRO2A 22" 223 Wylde 1/7 Rifle Length Melonite Fluted Heavy Bull Barrel AR-15 Upper Kit
    Rating:
    87%
    1  Review
    Special Price $529.99 $809.99
  13. 22" 223 Wylde Heavy Bull Barrel Kit | Side Charging
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    PRO2A 22" 223 Wylde 1/7 Rifle Length NR Side Charging Melonite Fluted Heavy Bull Barrel AR-15 Upper Kit
    Rating:
    93%
    1  Review
    Special Price $869.99 $1,009.99
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