Description

KAK Industry OE-SPEC 14.5″ Chrome Lined 5.56 NATO Barrel – Mid-Length Gas

When your AR-15 build demands uncompromising reliability and smooth shooting, the KAK Industry 14.5″ 5.56 NATO barrel delivers. Fully made in-house from KAK’s own 41V50 Chrome Moly Vanadium blanks, this barrel is engineered to endure high-volume use while maintaining tight tolerances and consistent accuracy. With a chrome-lined bore and chamber, phosphate coating, and mid-length gas system, it’s built for shooters who expect more from their gear.

Every barrel is air gauge inspected for bore precision and headspace-verified using calibrated gauging—ensuring flawless performance right out of the box. Whether you’re building a duty rifle, tactical setup, or range-ready AR, this American-made barrel offers the durability, craftsmanship, and smooth operation you can trust.

Chrome-Lined Bore & ChamberEnhances barrel life, corrosion resistance, and cleaning ease under heavy use.

Phosphate-Coated ExteriorProvides a rugged, matte-black finish that resists wear and environmental damage.

Mid-Length Gas SystemOptimizes recoil impulse and cycling reliability for smoother shooting.

41V50 Chrome Moly Vanadium SteelPremium alloy ensures strength, heat resistance, and long-term durability.

M4 Feed RampsImproves feeding reliability across a wide range of ammunition types.

Dimpled for Gas Block Set ScrewSimplifies installation and ensures secure gas block alignment.

Made In-HouseManufactured entirely by KAK Industry from their own blanks for full quality control.

Air Gauge & Headspace InspectedGuarantees precise bore dimensions and safe chamber fit.

Specifications

  • Caliber: 5.56 NATO
  • Barrel Length: 14.5 inches
  • Gas System: Mid-Length
  • Gas Block Size: .750 inches
  • Twist Rate: 1:7
  • Threads: 1/2 × 28 TPI
  • Material: 41V50 Chrome Moly Vanadium
  • Finish: Phosphate Coated
  • Bore & Chamber: Chrome-Lined
  • Extension: M4 Feed Ramps
  • Compatibility: AR-15 Platforms
  • Color: Black
  • Weight: 27.2 oz