“Diamondback 556C16MF50B8R DB Barrel (M4 Contour) 5.56x45mm NATO 16″ Black Nitride 4150 Chrome Moly Vanadium Steel” has been added to your cart. View cart

Crimson Trace 0132501 LG-852 Lasergrips Black Red Laser Glock Gen 4 26/27/33
June 9, 2025
BCM KMRA15556BK KMR Alpha Handguard 15″ Keymod Style Made of Aluminum with Black Anodized Finish for AR-15
June 9, 2025Faxon Firearms 10A863C16NGQ Big Gunner 8.6 Blackout 16″ Target Crown Steel Salt Bath Nitride 4150 Steel Barrel Fits AR10
$225.00
Faxon Firearms 10A863C16NGQ Big Gunner 8.6 Blackout 16″ Target Crown Steel Salt Bath Nitride 4150 Steel Barrel Fits AR10
5 in stock
SKU: RSR|FX10A863C16NGQ
Category: AR Barrels
Faxon starts with 4150 Mil-Spec steel from there, each barrel goes through a battery of tests at each operation until finished in Nitride and final inspected. All barrels are individually checked for headspace by precision custom hardened gauges. Features button rifling; Big Gunner profile; carbine barrel gas system; Salt Wash Nitride inside and outside finish; M18x1.5 thread, tapered shoulder and 11 degree target crowned. 1.9″ gas block journal.
| UPC | 816341026384 |
|---|---|
| Manufacturer | FAXON FIREARMS |
| Manufacturer Part Number | 10A863C16NGQ |
| Rate of Twist | 1:3" |
| Model | Big Gunner |
| Length | 16" |
| Caliber/Gauge | 8.6 BLACKOUT |
| Barrel Length | 16" |
| Product Type | Barrel |





