The XUC010 is a caster kit by UNOX. This kit features four casters with safety chains. Two casters come included with brakes. This kit is designed for use with models XWARC-00EF, XWAEC-08EF, XWVEC-0811, or XWVRC-0011. Because this item is not stocked in our warehouse, processing, transit times and stock availability will vary. If you need your items by a certain date, please contact us prior to placing your order. Expedited shipping availability may vary. We cannot guarantee that this item can be cancelled off of the order or returned once it is placed.