Like the title says, looking to put together an ar15. Wondering what type of bolt carrier group I should get. I watched this video that says you should look for something that is HP/MP tested, staked, and shot peened. Is there anything else you should look for in a bolt carrier group? thanks
Here is the video I saw: Buying an AR15 Bolt carrier group BCG - YouTube
Here is the video I saw: Buying an AR15 Bolt carrier group BCG - YouTube