Yes it is a good idea to use a guide as you properly locate the gas block.
Gas block roll pin install.
Our included roll pin punch means you don t need a starter punch.
Thanks for the questions.
Do not use exessive force to install the roll pin.
Loosen the pinch screws and slide the gas block assembly onto the.
Easily install your bolt catch roll pin without scratching your receiver.
17 99 free shipping.
In this diy video i will show you a tool to make roll pin installation on ar s easy to do.
Align the roll pin groove with the roll pin hole in the gas block and re install the roll pin being sure the alignment of the gas block and gas tube is correct.
Remove the gas tube and re install it into your new gas block.
Roll pin wizard will allow you to easily install your bolt catch roll pin without scratching your receiver.