No, he didn't. OP said it didn't rattle, just makes the usual distinctive sound when hit.OP said it rattled when struck against his hand. ...
You should be familiar with the sound they make if you're an active umpire. Do you consider it a rattle?The bat is a couple month old Louisville LXT and has no rattles.
I go out to the umpire to discuss with him, and state that all LXTs and Xenos make a distinctive "clack" sound when they are hit. I demonstrate this with her bat by hitting it against my hand