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Uppers & Parts
AAC .300 BLK Uppers
List Price: $1,080.00
Our Price: $999.00
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- Supplier: AAC
- Barrel Length: 9″, 12.5″, or 16″
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.
- 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.