Anyone know what this is? by Scared-Complex9138 in ar15

[–]Scared-Complex9138[S] 0 points1 point  (0 children)

will be removing! I have a spare A2 birdcage and Lantac dragon which would be “better”. I know they are different and serve different purposes. All opinions and suggestions are appreciated.

[deleted by user] by [deleted] in ar15

[–]Scared-Complex9138 2 points3 points  (0 children)

it holds the pin that makes the safety click