Medium Ergo Solid Metal Mail Cart with Locking Top ("8 Caster Options) Medium capacity cart are easy to push and maneuver in the office, mailroom, mail center and warehouse. This cart is perfect for wheeling over uneven tile floors or other rough surfaces. Features hinged locking top and 8" (two fixed and two swivel) front and rear tires. Top file bin easily holds 150 legal-size file folders (file folders sold separately) to cut your delivery time in half. Dimensions: Overall: 41-1/2"L x 17-1/2"W x 42-1/4"H Top File Bin: 31-1/2"L x 17-1/2"W x 13-1/2"H Lower Parcel Baskets: 30-1/2"L x 16-1/2"W x 7"H