Who can repair buck knives ?

[Jhud]

Specifically. A model 560.
I purchased a new one on eBay.
The front rivet in transit blade was not tight. I can push it out with my finger.

I sent it to buck and they returned it untouched. Who can repair it for me?

 

[Stacy E. Apelt - Bladesmith]

This belongs in the "Services Wanted" forum. I'll move it.