16" 300 BLACKOUT Nitride Heavy Barrel AR15 Upper Receiver with 12" Rail and A2 Flash Hider
The 300 AAC Blackout may be the best all-around AR15 cartridge. The 300 Blackout offers a wide range of projectile weights, can be run super- or sub-sonic, with or without a supressor, and it achieves full kinetic energy from a 9" barrel. Bottom line 300 BLK makes a great AR15 pistol or rifle, for personal defense or hunting. If you had to pick only one caliber, 300 Blackout would be a contender.
- 16" 300 BLACKOUT 4150 Chrome Moly Nitride Heavy Barrel with 1x8 Twist, 30 Cal Feed Ramp, and 5/8x24 Threads.
- Mil-Spec Upper Receiver machined from 7075 T6 aluminum with forward assist and dust cover installed. Hard coat anodized MIL-STD 8625 Type 3 Class 2.
- 12" Narrow Profile Free Float Rail machined from 6061 T6 aluminum. Comfortable and light weight, with M-LOK or KEYMOD attachment points along the entire length at 3, 6, and 9 positions. Hard coat anodized MIL-STD 8625 Type 3 Class 2.
- 0.750" Low Profile Gas Block.
- Carbine Length Gas System.
- A2 Flash Hider with crush washer.
This upper assembly will fit all mil-spec AR15 lower receivers.
This item will ship directly to you with no FFL transfer required.
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DetailsCurrent Stock: 121SKU: UA30B16NI08HC24C_12ML00_A2UPC:Availability: Usually Ships in 24 HoursOld SKU: UA30B16NIHC_12ML00_A2