Ruger AR-556

An overview of the Ruger AR-556 semi-automatic, M4-style, direct impingement Modern Sporting Rifle.

Ruger AR-556 Specs:

  • Model Number: 8500
  • Caliber: 5.56 NATO
  • Stock: Black Synthetic, Collapsible
  • Front Sight: Adjustable Post
  • Rear Sight: Adjustable Ruger® Rapid Deploy
  • Barrel Length: 16.10”
  • Thread Pattern: 1/2″-28
  • Length of Pull: 10.25″ – 13.50″
  • Twist: 1:8″ RH
  • Finish: Type III Hard Coat Anodized
  • Height: 8.00”
  • Weight: 6.50 lbs
  • Overall Length: 32.25” – 35.50”
  • Grooves: 6
  • Capacity: 30
  • Width: 2.50”