I've seen those white bin/crates before but never new what they were called. Do you remember their name or where you got them?
They are buckhorn bins -
Buckhorn BF4844290051000 - 48x44x29 Agricultural Bulk Container-FDA Compliant Light Gray
Buckhorn BF4844290051000 - 48x44x29 Agricultural Bulk Container-FDA Compliant Light Gray. Ships in One Business Day. Buy it and Save at GlobalIndustrial.com
www.globalindustrial.com
I ordered the white ones...