FAXON Firearms .308 Winchester Big Gunner Rifle Barrel Rifle-Length 4150 QPQ Nitride Black Nitride 20
All Faxon Firearms barrels
Click to see full view
Faxon Firearms
Overview
The Faxon Firearms .308 Winchester Big Gunner Rifle Barrel is designed for precision and performance in rifle-length builds, featuring a 20-inch barrel that strikes a balance between velocity and accuracy. Its Gunner profile optimizes weight while maintaining rigidity, which is essential for consistent shot placement. This barrel is coated with QPQ Nitride, enhancing durability and resistance to wear, making it a solid choice for builds focused on long-range shooting or tactical applications.
Specifications
FAXON Firearms .308 Winchester Big Gunner Rifle Barrel Rifle-Length 4150 QPQ Nitride Black Nitride 20
Available Merchants(6)
Prices checked
Price Alert
Price and stock
The FAXON Firearms .308 Winchester Big Gunner Rifle Barrel Rifle-Length 4150 QPQ Nitride Black Nitride 20 was in stock most days in September 2026, and today 5 of the 6 retailers we track have it in stock. It dipped to $222 at Optics Planet for a stretch in September 2026, under its usual $238.28, so sales do come around. Buying today, the lowest price is $208.49 at Ammunition Depot, which matches the best price we saw in September.
Prices checked · refreshed daily across 37 retailers
Not sure which barrel to pick?
We ranked every barrel by how often it shows up in real builds on GunPartPicker.
Read the guide: AR-15 Barrel Length & Brand Report →Check it against the live catalog:
Frequently Built With
Popular alongside barrels on GunPartPicker
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Aero Precision Stripped M4E1 AR-15 Lower Receiver - Special Edition - Freedom
Maximize Your AR-15's Potential with Tacfire's 15" ACE M-LOK Handguard - Black Excellence - HG20-15
Aero Precision AR-15 Breach Charging Handle Ambidextrous Small Levers
Bravo Company M16 Bolt Carrier Group Black
Geissele Automatics AR-15 SSA-E X Lightning Bow Trigger
No reviews yet. Be the first to review this product!