A week later, he wanted his BAR back, said I had taken advantage of him.
First off, that's really sad and since he LIKED the Ruger very unfair.
It does point out the borderline irrational attachment some folk have for their firearms. (No one here of course.) And a reminder that if you're dealing with folks you are going to be seeing on a regular bases you have to realize there's a 'social' side to the transaction too.