Includes one wire pullout shelf; four 5 maintenance-free casters, three swivel and one swivel lock. Useable interior is 15.19 cubic feet. This double door cart is the right size for most routine surgical cases; even when your facility utilizes a container system. Comes with one wire pullout shelf; four 5 maintenance-free casters, three swivel and one swivel lock. Usable interior is 15.10 cubic feet. Overall measurements: 42L x 29W x 39.25H.