Where to buy cool hubs?

I've read quite a bit about the UFP Gold oil-filled cool hubs. Does anyone know where I can purchase them to upgrade my trailer? Thanks in advance!

Waymire---1-800-835-9211 Ext 11 Have some money in your pocket.

what do they run?

You may be able to install the newer Vault system they now have,it's maintenace free..call Bill Snyder at UFP 800-835-9211...

Thanks for the feedback, guys!