This seems to be the cheapest price for this drive $24.4/TB, it seems you will get a 7200 RPM Exos X16, Barracuda Pro, or Ironwolf Pro which are all good CMR drives.
Make sure to use a tool like HD Tune to check(takes 2 days) for bad sectors before shucking.
Mod Update 14/01: Item on back-order. In stock on February 7, 2021.
Also have the 6TB for $179.03 - https://www.amazon.com.au/dp/B07CX8QBG4?th=1