If you need more help plea.
Ar15 gas block roll pin installation.
When installing the gas block on the barrel simply make sure the two pencil marks are lined up and you should have a perfect alignment of the gas system.
Got all my parts in finally to finish my ar15 using 24 bull barrel.
Either method you choose it is highly recommended.
Proper gas block alignment is on of those tasks on an ar 15 that on the surface looks simple and theoretically is but the devil is in the details.
Started to install the gas block tube pin using jewelers needle nose pliers and gave the pin a couple taps and the pin slipped out of the jaws of plier and of course disappeared into the hole where dryer socks go to never be seen again.
Greetings ar15armorers im nearing completion of my first ar15 upper.
Now on the gas block you re going to make a mark on the inside of the gas block in line with the center of the gas hole on the gas block.
The process went wel.
One of the biggest hassles with the lower receiver is the roll pin that holds the bolt catch in place.
My other video shows you have to remove them both.
I bent a paper clip to help with the initial seating then proceeded to hit it home with a punch.
In this diy video i will show you a tool to make roll pin installation on ar s easy to do.
The roll pin wizard can really come in handy.
It offers numerous opportunities to mar your lower receiver but not with the roll pin wizard.
Just spotted this on brownells.
Interesting inexpensive and reusable tool for proper gas block alignment.
The kit is comprised of a roll pin punch spare spring and roll pin set as well as a pivot pin tool.