Various budget, carabiners have not kept and have fallen apart. Luckily never a key has been lost since the always happening in space and not in the street.
This carabiner here I have now since a 3/4 year in the daily operation and it still looks like the first day. The color does not rub off, the shutter is still perfect.
A further will soon be my camera lens bag / -Köcher attach to a belt loop and my photography equipment is more quite so sacred that comes to bear me as only proven