MATERIAL HANDLING. 21' Conveyor belts. Debris conveyor belts, 21 ft The E-Z LIFT Belt Bucket Conveyor is a medium duty conveyor designed to move loose materials up to a 45° cle. The conveyor is lightweight and compact – fits to basement wdows and cellars. Typical uses clude: Dirt,gravel, coal, dry sludge, recyclg, and many bulk materials.