11.5″ 5.56 NATO, Carbine Gas System M4, Medium Contour, Black Nitride, 1:7 Twist

Description

The 11.5″ 5.56 M4 barrel is the perfect barrel to start your next build and add to your collection. This barrel is made from 4150 Chrome Moly Vanadium Steel with a Parkerized finish. Featuring a carbine length gas system with a .750″ gas port and a 1:7 twist, this barrel provides top accuracy and precision for your 5.56 Durkin Tactical Build.

PRODUCT SPECS:

• Barrel Length: 11.5″
• Caliber: 5.56 NATO
• Twist Rate: 1:7
• Profile/Contour: M4
• Material: 4150 Chrome Moly Vanadium
• Gas System: Carbine
• Diameter at Gas Port: .750″
• Thread Pitch: 1/2-28
• Treatment: Non RF85
• Weight: 1.3lbs
• Additional Specs/Notes: Barrel is compatible with .223 Ammunition