Supports the productivity of growing work groups with simple, robust paper input accessories that enables media versatility, from 3" x 5" to U.S. Legal A6 to A4, and allows longer printing without reloading paper. Accessory Type: Paper Tray Dimensions: 20 1/4" x 16" x 6 3/8" For Use With: HP PageWide Pro 452dn, 452dw, Pro 477dn, 477dw, Pro 577dw, Pro 577z Sheet Capacity: 500.