The gun i have had the longest without a single failure of any kind is my old Kimber Custom II Stainless. WAG 15/20 years. I used high priced ammunition and Wolf steel.
Second is G27 12 years. No failures of any kind with any ammunition I fed it.
"Peace is that brief, glorious moment in history when everybody stands around reloading". Anonymous
Earp: Not everyone who knows you hates you.
DOC: I know it ain't always easy bein' my friend....but I'll BE THERE when you need me.