PLEASE NOTE: GAS TUBE MUST BE INSTALLED IN THE GAS BLOCK PRIOR TO SEATING THE GAS BLOCK TO THE BARREL.
**EXT-gas tubes do not fit with Aero Precision Enhanced Upper Receivers (M4E1 & M5E1), Mega Arms billet uppers, or Seekins Precision SAR Handguards.
Create an account with us and you'll be able to:
Fill in your email below to request a new password. An email will be sent to the address below containing a link to verify your email address.