Barn Door Hardware at http://www.barndoorhardware.com/

You can also find some awesome styles here: http://rusticahardware.com/barn-door-hardware/

http://www.mcmaster.com/#door-hanging-tracks/=g3a71o – galvanized finish will be around $150 per door

www.Strongar-Hardware.com
great selection...unbeatable prices! 305-669-9873

Ontario locations?

You should be able to order hardware directly from www.mcmaster.com (see link above)

Judging by the nice hangers, this hardware looks like Stainless Steel box rail. Check out:
http://www.realslidinghardware.com/stainless-box-rail/

We carry many styles of hardware that are low priced and great quality. http://www.barndoorshardware.com/

We sell Sliding Barn Door Hardware and Doors, check out our website for more! www.nwartisanhardware.com

We sell sliding barn door hardware. All of our hardware is very sturdy and durable. All of our tracks are made on site in southern Idaho. We take great pride in everything we do and that is why we see each and every item through from start to finish personally. We also have a powder coating facility on site which allows us to further customize hardware for our customers. We have even made a cherry red track!! The wheels on our tracks are extremely quiet and our end stops are rubber so you wont ever have the loud metal on metal sound! Be sure to visit our website at http/:www.basincustom.com or email us at info@basincustom.co

the sliding hardware where connet to the door frame are complex