MPN: APSL100342


  • Standard low-profile design with a great fit under slim profile free float handguards
  • Adjustment screw is held in place by a spring and detent
  • 15 gas adjustment settings from the custom machined stainless-steel adjustment screw
  • Carbon fouling is channeled to a sacrificial chamber to help prevent carbon locking
  • Provides an access point for solvent in the event carbon locking does occur
  • User-serviceable design for service and cleaning of the gas system
  • Comes with pinned gas tube
  • Made in the USA


  • Material:
    • Gas Block: 4140 Steel
    • Adjustment Screw: Stainless Steel
  • Finish: Nitride Coated
  • Gas Block Length: 1.379"
  • Weight: 2.23 oz.
  • Height: 1.365"
  • Width: 0.804"


  • AR-15 and AR-10 barrel with .750" gas seat


  • 1x Aero Precision Adjustable Gas Block
  • 1x 6" 3/32 Adjustment Wrench
  • 1x Adjustable Gas Block Screw (Pre-Installed)
  • 2x Set Screws
  • 1x Spring
  • 1x Detent
  • 1x Stainless Steel Gas Tube

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