Armory Sponsor

Bottom of upper receiver slot

Bongi11

Joined: Jan 2021

Posts: 4

EE: 0% (0)

MI, USA

Posted: 1/18/2023 9:38:49 PM EDT

What is the radiused slot on bottom of the upper just in front of the rear tak down lug? I have a picture but no way to attach it. Thks

ChrisNTN

Member

Joined: May 2003

Posts: 3597

EE: 100% (283)

TN, USA

Posted: 1/18/2023 9:55:51 PM EDT

[#1]

Auto sear cutout?

cajun22

Joined: May 2007

Posts: 1094

EE: 100% (27)

LA, USA

Posted: 1/18/2023 10:02:11 PM EDT

[Last Edit: cajun22][Edited] [#2]

If you mean this one, it's for the auto sear to clear the upper

" />

Bongi11

Joined: Jan 2021

Posts: 5

EE: 0% (0)

MI, USA

Posted: 1/19/2023 8:21:00 PM EDT

[#3]

Thks

Sign up to continue the discussion

Create a free account to share your thoughts, follow topics, and connect with the AR15.COM community.

Already a member? Sign In

Armory Sponsor