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M16 rifle

Assault rifles

The M16 rifle, officially designated Rifle, Caliber 5.56 mm, M16, is a United States military adaptation of the ArmaLite AR-15 rifle. The original M16 was a 5.56mm automatic rifle with a 20-round magazine.


  • History 

  • Reliability 

  • Design 

  • NATO standards 

  • ArmaLite AR-15 

  • Variants 

  • Derivatives 

  • Production and users