Olympic Arms K3B-M4

A review of the Olympic Arms K3B-M4, including accuracy test and comparison with the Colt M16A2.

Olympic Arms K3B-M4 Specs:

  • SKU: K3B-M4
  • Upper type: Forged A2 w/ fully adjustable rear sight
  • Front sight: Elevation adjustable post w/ bayonet lug
  • Handguard: Fiberite carbine length caps
  • Barrel: 16” M4, button rifled, 416 Stainless steel
  • Chambering: 5.56 NATO
  • Bore: Long-life non-chromed bore
  • Twist rate: 1×9
  • Muzzle: A2 flash suppressor
  • Stock: M4, 6-point collapsible
  • Length/Weight: 32.25” / 6.34 lbs