Sadly, Best Buy Canada is not offering the steelbook set, leaving e-bay and a horrendous U.S. dollar exchange as the only alternative for Canadian steelbook fans.
Best Buy also has a page listing The Hobbit Trilogy 4K Steelbook :
https://www.bestbuy.com/site/the-hobbit-the-motion-picture-trilogy-steelbook-includes-digital-copy-4k-ultra-hd-blu-ray-only--best-buy/6420421.p?skuId=6420421