Ruger Forum banner

gas block

  1. Ruger Semi-Auto
    Hello everyone! I am currently building my first custom AR15. I purchased a Ruger 5.56 NATO barrel from a guy in one of the AR Groups I belong to and it has what look like pin holes where the gas block mounts. The holes are on the top of the barrel near the exhaust "hole". I am assuming this...
  2. Gunsmithing
    Hi everyone, first time posting here, glad to join a community with many knowledgable gunsmiths here. I was looking to replace my A2 front sight gas block on my Ruger 556 with a low profile one in order to slip on a free float handguard. Well, I've gotten past the notorious removal of the A2...