Originally Posted by TwoTall
What are the opinions about the side charging uppers, I think the op asked earlier. I am curious too. I guess you would need a tool to get the bolt out but sure would be nice with some scope arrangements.
I have several side charge uppers from Gibbz.

They are the cat's ass, and no special tools are needed.

https://www.gibbzarms.com/product-category/g4-uppers-receivers/

[Linked Image from i.imgur.com]