MTE Roundup

 
MTE Roundup
"...The program is intended to round up flat tubs, letter trays & sleeves, rolling stock (including hampers & cages), pallets, and mailbags that are not in use and return them to USPS inventory. ..."
Reference: www.usps.com

 

Mail Transport Equipment
"... Mail Transport Equipment (MTE) consists of containers that USPS uses to carry or hold mail during processing or transportation within or between facilities. It includes sacks, pouches, trays, wheeled containers, pallets, and other items ..."   
Reference: www.usps.com