Quest Manufacturing Caster Tray For Wall Mount Enclosures, 20-28 Unit, 28", Black WMCT-28-02 WMCT2802 28" CASTER TRAY FOR 20-28U QUEST WALL MOUNT ENCLOSURES, BLACK Designed to convert wall mount enclosures into mobile floor enclosures • Locking Casters for Fixed Locations Designed for quest 20u to 28u wall enclosures • Heavy-Duty Steel Construction • Black Powdercoat MicroFinish Quest Manufacturing Item Weight 15.1 pounds Product Dimensions 28 x 21 x 4 inches Item model number WMCT-28-02 Color Black Material Type Steel Number of Items 1 Size 20-28U WMCT-28-02 These caster trays are designed to conveniently mount larger wall mount enclosures on the floor, making them mobile to move in any location required. They are designed with locking casters, 28" for 20u-28u wall mount enclosures; they are constructed of cold rolled steel, and come in a Black powder coat micro finish.