Lennyjoe
Member
Building a pistol AR and have a question on the following item for the handguard. Would it be a no-no (in the eyes of the ATF) to install this item on the 4 rail handguard?
Here's the video: http://www.brownells.com/aspx/learn/learndetail.aspx?lid=16306
Here's the video: http://www.brownells.com/aspx/learn/learndetail.aspx?lid=16306