Mechanical Beam Scale with Fixed Poise Bar, Height Rod, Wheels & Counterweights, 490 lb/210 kg Capacity (402KLWHCW)Adjustable unit measurement bar. The mechanical poise bars allow for easy reading of weight in lb or kg. The easy to use height rod provides height measurements from 23" to 84". The powder coating inside and out protects it from rust, extending the life of the scale. The markets highest capacity beam scale, providing versatile use. 10 year Limited Warranty