AR Sponsor
Posted: 7/25/2008 9:40:35 PM EDT
| what is the purpose of the sections on the left and right of the rail that have the rail milled away and a plastic insert in that area? this is at the front of the rail where the front sight base is. i just cant figure out why they milled the rail away and i have no idea what the black plastic insert is for. thanks. |
AR Sponsor
Win a FREE Membership!
Sign up for the ARFCOM weekly newsletter and be entered to win a free ARFCOM membership. One new winner* is announced every week!
You will receive an email every Friday morning featuring the latest chatter from the hottest topics, breaking news surrounding legislation, as well as exclusive deals only available to ARFCOM email subscribers.