http://www.advanced-armament.com/300-BLK-Upper-125-Barrel_p_462.htmlComplete 300 AAC BLACKOUT™ Upper Receiver Assembly
- 12.5" Nitrided and Hand Lapped 1:7" Twist Barrel, threaded 5/8-24
- 51T BLACKOUT™ Flash Hider
- "Full Auto" NiB Bolt Carrier Group
- KAC URX 3.1 Rail
- Ready to drop onto your AR15/M16/M4 lower! Works with an AR lower with "Mil-Spec" push pin locations.
IMPORTANT NOTES:
-12.5" AAC 300BLK Upper is designed for use with a carbine receiver extension, standard GI Buffer Spring, and an H2 Buffer.
Retail Price: $1,080.00
Your Savings: $380.01
MSRP: $1,080.00On sale: $699.99