The one I had many years ago was fine.
And it was old, even then.
Very accurate and reliable, even with after market plastic 10 rd mags.
No complaint, what so ever.
Except that the recoil was about equal to a bolt action.
Not what was expected from a gas operated rifle.
Walt Kelly, alias Pogo, sez:
“Don't take life so serious, son, it ain't nohow permanent.”