This Proof Research PR15 barrel (MPN 143285) is a carbon-fiber-wrapped 18-inch barrel chambered in .223 Wylde.

Key Specifications

• Chambered in .223 Wylde
• 18-inch carbon-fiber-wrapped PR15 barrel
• 1:8 twist rate
• Rifle-length gas system with a .750 gas journal
• .093 gas port size
• Threaded 5/8-24 at the muzzle
• Weighs 1 lb 15 oz

Frequently Asked Questions

What caliber is this barrel chambered in?
.223 Wylde.

What gas system length does it use?
Rifle-length, with a .750 gas journal.

What muzzle thread does it have?
5/8-24.

Buy the Proof Research PR15 Barrel

Cut weight without sacrificing accuracy with this carbon-fiber PR15 barrel from Proof Research. Order from a Lubbock, TX gun shop in our rifle barrel lineup.