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Uppers & Parts

AAC .300 BLK Uppers

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List Price:$1,080.00Our Price: $999.00

These are the newest version with the modular KAC rail

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Product Description

Complete 300 AAC BLACKOUT Upper Receiver Assembly

  • 9″, 12.5″, or 16″ Nitrided 1:7: Twist Barrel, threaded 5/8-24
  • AAC 51T BLACKOUT™ Flash Hider
  • “Full Auto” BCG
  • KAC URX Rail
  • Ready to drop onto your AR15/M16/M4 lower!  Works with an AR lower with “Mil-Spec” push pin locations.

IMPORTANT NOTES:

  • The 9″ and 12.5″ AAC 300BLK Uppers are designed for use with a carbine receiver extension, standard GI Buffer Spring, and an H2 Buffer.
  • The 16″ AAC 300BLK Upper is designed for use with a carbine receiver extension, standard GI Buffer Spring, and a CARBINE Buffer.

Silencer Shop Note

If you’ve been reading our blog, you know that we’ve had a blast with the .300 BLK! These uppers are the ones we’ve been using – and they are excellent products.

Additional Information

Barrel Length

9″ (Requires NFA Lower Receiver), 12.5″ (Requires NFA Lower Receiver), 16″

Manufacturer

AAC

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