1. Home
  2. Calibers
  3. Davidson Defense Barrel AR15 M4 7.5" Pistol 5.56 .223 Melonite Nitride Finish 1-7 Twist

Davidson Defense Barrel AR15 M4 7.5" Pistol 5.56 .223 Melonite Nitride Finish 1-7 Twist

0 Review(s) Write a Review
On sale $179.00 $74.99
Retail Price:$249.99
Your Savings:$175.00(70%)
Part Number: B223-7.5-74178
Availability: In Stock
Davidson Defense Barrel AR15 M4 7.5" Pistol  
5.56 .223 Nitride/Melonite

Super high quality barrel from davidson defense
Then finished with the best finish avail By H&M coatings
giving you a barrel that will last for Years and Years
with a barrel life of 45,000+ this barrel will be in service
well into the next century !
  • Chambered in 5.56  Shoots 5.56 & .223
  • 1/7 twist
  • 7.5" length
  • 0.750 gas block
  • Phosphate Coated
  • 4150 Steel
  • Magnetic particle tested and air-gauged for quality assurance.
  • Melonite nitride treated barrel life is increased to 45,000
  • 75 to 82 HRC  Hardness
Melonite is a process that is sodium nitride that ultra hardens the barrel and makes the barrel impervious to rust and wear making this barrel last much longer than a conventional barrel and has better life expectancy than chrome lined but with much improved accuracy. Great for full auto builds.