Overall height including castors Overall width Overall depth: 11 3/4 in. x 30 1/4 in. x 17 3/4 in. (H x W x D); Height of cart base [a] including castors Width of cart base [a] Depth of cart base [a]: 23 1/2 in. x 25 in. x 18 1/2 in. (H x W x D); Height of cart top [b] Width of cart top [b] Depth of cart top [b]: 17 1/4 in. x 30 1/2 in. x 1 1/4 in. (H x W x D); Height of castors: 3 1/4 in. (H)