Faxon 9mm 8.5" Taper Carbine Blowback Barrel

Faxon 9mm 8.5″ Taper Carbine Blowback Barrel

Faxon 9mm PCC barrels are Colt & Glock^® compatible!

The Faxon 9mm 8.5″ Taper Carbine Blowback Barrel is the perfect mid-length option for those looking to build a reliable and maneuverable pistol caliber carbine. Made from 4150 Chrome Moly Vanadium (CMV) steel and finished in QPQ Salt Bath Nitride, this barrel delivers enhanced wear resistance and long-lasting durability for high-volume use.

Its tapered profile reduces forward weight without compromising structural integrity, making it a solid choice for shooters who want responsive handling and reduced fatigue. The M4-style feed ramp extension promotes smooth cycling across a wide range of ammo, and the blowback configuration keeps the system simple and dependable—no gas block or gas tube required.

Whether you’re running a Colt-style or Glock^®-compatible lower receiver, this 8.5″ barrel provides consistent performance and exceptional value in a compact, carbine-length setup. Like all Faxon barrels, this model is 100% made in-house and held to strict quality standards, including individual headspace checks with hardened custom gauges.

Why Choose Faxon?

• Engineered to work with Glock^® and Colt-style 9mm AR platforms
• 4150 CMV steel for strength and longevity
• QPQ Nitride finish for superior corrosion resistance
• Streamlined blowback operation – no gas system required
• Lightweight taper profile for optimized balance and maneuverability

Technical Specifications:

• Caliber: 9mm
• Barrel Length: 8.5″
• Material: 4150 Chrome Moly Vanadium Steel
• Finish: QPQ Salt Bath Nitride
• Gas System: Blowback (no gas block or gas tube required)
• Profile: Taper
• Feed Ramp: M4-Style Extension
• Compatibility: Colt and Glock^®-style AR9 lowers

*Note: Faxon Firearms advertises its barrels by their legal length. Due to the integrated chamber design of PCC barrels, overall length measures approximately 1″ shorter than comparable centerfire rifle barrels.

If you have any questions about the Faxon 9mm 8.5″ Taper Carbine Blowback Barrel or need assistance with your AR-9 build, we are always here to help!