Choose from 3 Different Options Casters Tires! 1. Molded on Rubber Casters Wheels. “Our Most Popular Style”. Easily rolls over most surfaces. Hard Plastic Casters Wheels. These casters designed heavy loads. Air Casters Wheels. Designed The roughest of surfaces outdoors over uneven factory floors. 52″H Long Bulk Tote Mail Cart – Totes sold separately. Mobile Mail Cart bring organization to your facility. Sort Transport mail, store office supplies, pick parts in warehouse everyday tasks become more efficient with Mail cart. Designed to carry heavy loads in office, mail center, mail room or warehouse. Corrugated plastic totes, sold separately- part number 1577 Shown Other size tote options 1570 holds 3 smaller tote shelf 1579 holds 2 larger tote shelf IMPORTANT: This Mail Cart is designed taller so mailroom personnel won’t have to bend over retrieving mail. A height of 49″. Specifications:Strong tubular steel frame. 2 – 8″ Front stationary casters 2 – 8″ rear swivel casters. Chrome handles 18 gauge steel – nickel chrome plated, durable corrosion resistant. Each shelf is 18 gauge steel is double welded strength. Edges Hemmed so there no sharp edges when reaching packages. Overall Cart: 49-1/2″L x 18″W x 52″H Tray Area: 40-7/8″L x 17-1/2″W x 1″ Front-5″H Back Totes sold separately link above.