M4 Barrel Extension

$17.99

For your AR15, M16, M4.

In stock

Barrel extensions play a central part in the construction of an AR barrel.  Fully machined from high-grade aerospace quality steel allow, these components are designed for precise fit, maximum strength, and consistent durability.

  • Extension machined from 8620 per AMS 6274 aerospace quality steel alloy
  • Heat treated – carburized 
  • CNC threaded and hard turned to precision
  • All material, components and packaging made in the USA
Weight .11 lbs
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