Tetra Gun Direct

For any semi-automatic pistol, whether it be as straight forward as a Glock or more parts intensive as a Sig Sauer and alike, you still have to take care of the gunmetal, inside and out. None of what I am about to share should be new to an experienced handgun owner, but I know there are many opinions. For grease applications, specifically, the rails are treatment surface number one. After that, the exterior of the barrel, on top and towards the front where the most friction o