standard features:the trolley is made of stainless steel, which is reliable, smooth and elegant.the trolley with double-deck and cr guard rails, which are safety and reliable.the trolley is equipped with four truckles which can be braked respectively, and when in static state, it is stable.the product has been assessed and conforms to the following standards:gb/t 19001-2000 idt iso 9001:2000.dimension:size: 750470925mm packing specification:840170180mm( knock down)n.w:10.50kgg.w:13.50kg