Store components at the point of use and eliminate materials handling. Includes two adjustable tiers of 48" long rollers. Each tier includes (3)-9" wide rollers with front lip. Additional tiers are available. The work surface is 60" long x 30" deep and adjusts from 30" to 36" high. The surfaces are available in both standard laminate and ESD laminate. The Gravity Conveyor Bench accepts the optional modular accessories for the "Basics" model. Easily add accessories to configure the work bench you require. Optional additional shelves are available if you require more storage. Additional shelves include three 9" wide rollers with front lip and two lateral braces.