Easy-to-clean polystyrene trays cradle babies securely on these dependable mechanical portable scales. The 450 451 495 and 4591 give a choice of pounds or kilogrammes or both. Light and attractive scales these models features a heavy-duty rust-resistant understructure and dual-reading die-cast beams. Capacity: 65 kg x 20 g. Tray Dimensions: 22 H x 14.75 W x 4.5 D 559mm H x 375mm W x 114mm D - washable polystyrene. Dimensions: 27 H x 22 W x 21 D 686mm H x 559mm W x 533mm D. Measuring Tape: Measures up to 22ches / 56 cm. Beam: Dual-reading die-cast.