Anti-Rotation Pins are normally not a necessary modification to an AR-15 lower, but their are some exceptions. What the pins do is prevent the hammer and trigger pins in the AR-15 (or M-16) from rotating. A steel pin in an aluminum receiver can rotate and elongate the holes. This causes malfunctions and the destruction […]
Category: Gunsmithing | Cleaning
How to Replace an AR-15 Gas Block
I wanted to add a free float rail to my AR-15, but my A2 Style front sight was in the way. I had to remove it and replace it with a a low profile AR-15 gas block. This was not complicated, but it did take some effort. Proper tools of good quality make this […]
How to Use the Keymod Rail System
In a recent video I showed installing a free float rail on an AR-15. In this video I explain the Keymod rail mounting system and why I like it. I used a Keymod rail, which is a way to attach accessories. The keyhole shaped mounting holes are secure. They are easy to slid the […]
How to Measure Shotgun Barrels to Ensure Legality
There is a lot of confusion, miscommunication, misconceptions, and flat out lies in the gun world. This is especially true when it comes to the National Firearms Act and how it regulates things like suppressors, machine guns, destructive devices, short barrel rifles, and my favorite – Short Barrel Shotguns. Today I want to clear […]
Installing an AR 15 Free Float Rail
I wanted to modify my AR-15 so I shot this video as I installed a AR 15 Free Float Rail. I used a Keymod rail, which is a way to attach accessories. The mounting holes are shaped as a keyhole, so the parts slide in and are tightened. This allows parts to be installed and […]