Cheap ball bearings for storage units

Hi again found these bearing at a great price, they would be perfect for your DIY storage system
http://www.ebay.com.au/itm/QZO-10-pc...item1e833b11d3

I bought 2 sets of these

http://cgi.ebay.com.au/ws/eBayISAPI....r=460214599429

Not sure on the quality, but for the price they are cheap enough. If not I'll find another use for them I'm sure.