On September 9, 2015 12:15:53 PM EDT, William Park <opengeometry@yahoo.ca> wrote:

Following up on discussion over beer, yesterday...

Here is 5.25" to 3.5" converter (3 bay -> 4 disks) at Canada Computers:
    http://www.canadacomputers.com/product_info.php?cPath=6_108&item_id=021242
Only thing is I can see where the fan is mounted.

These are rather bad. No back plane, the front fan is friction held with power supplied over goofy spring contacts.

These are ones I'm using.

http://www.newegg.ca/Product/Product.aspx?Item=N82E16816215383

Trayless, fans are not too loud and look great in my 20 year old tower case.

http://revident.net/images/2015-08-27-woodlook-hdd-bays-in-beige-tower.jpg

That machine is called Tachyon.

4 in 3 version:
http://www.newegg.ca/Product/Product.aspx?Item=N82E16816215384
--
Scott Sullivan