Adams Arms – Piston Kit – Standard Picatinny Block – Carbine Length (5.56/223)

• Kit includes:

  • NEW! Full drop in BCG. No need to mess around with proper bolt and firing pin installation

  • .750″” Picatinny Gas Block with 3 settings (full gas for standard fire, half gas for suppressed, no gas for single shot)

  • Gas Plug

  • Drive Rod with Bushing and Spring

  • Our Piston Kits No Longer Require the Receiver Bushing or Installation Dowel

   

  The Adams Arms Piston System:

  • A short stroke free floating piston system.

  • Is Self-Cleaning.

  • Carbon and gases are expelled forward, away from operator.

  • Corrosive resistant coating processes.

  • Harmonics are not transferred into the barrel.

  • Adjustable gas settings for various applications.

  • Doesn’t vent directly to atmospheric pressure; this eliminates flash signature and super sonic crack which is optimal for night vision and suppresses fire.

   

  To select the correct length kit, use the following measurements:

  • Pistol: 4.846″ from barrel extension to shoulder

  • Carbine: 7.866″ from barrel extension to shoulder

  • Mid: 9.866″ from barrel extension to shoulder

  • Rifle: 13.241″ from barrel extension to shoulder

  We recommend using a our Adams Arms barrel nut, standard G.I. barrel nut, or barrel nut with similar measurements for proper fit and function of the kit. Many aftermarket proprietary barrel nuts do not offer the clearance for the drive rod or proper seating of the

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