Ultimate Bolt Assembly   #EXO-Bolt Assembly-01

The Bolt Assembly is a Mil-Spec grade coated in EXO technology. This assembly will drop into any standard AR15 / M16/4 and will make for easy cleanup and longer wear life.

Contains:

• Case Hardened, Shot Peened and MPI Bolt (Magnetic Particle Inspected)
• EXO Coated Bolt & Extractor (40% more wear resistant tan Chrome with very Low Coefficient of Friction)
• Mil-Spec Gas Rings