Quote Originally Posted by Former11B View Post
Adjustable gas blocks allow you to tune the proper amount of gas for your particular setup. Instead of a barrel maker having 1000 different port size options for the various configurations the end user has, it allows the end user to configure the rifle and adjust accordingly

Buffer spring and buffer weight swaps are the bandaids in the situation, not the other way around
You have it completely backwards, if you are talking about durability.

It is fine for a hobby grade AR.