13.7" Infidel 5.56mm Stainless Barrel

• 1 in 7" twist improved polygonal rifling
• Extended feed ramps
• Bead blasted finish
• Mid length gas system
• Gas tube
• Pinned Low Profile Gas Block
• 1/2x28 threads
• Medium Contour
• Weight: 30oz

The barrel ships with gas block installed. This barrel is designed for our gas block that is 1" long(INCLUDED). A standard front sight base is 1.9" long and WILL NOT FIT. Barrel installation should be performed by a qualified gunsmith. Installation of the gas block dowel pin and gas block is required to complete the assembly process.