... ,NSF 4:Good price,best service 2 tier stainless stee heavy duty storage shelf and rack Specifications: 1:Our stadard dimension:( W ... ,403 for your confirmation . 8:Strong loading capacity. Light duty 50-100KG, heavy duty 150-250KG. 9:Product constructure: Knock-down design 10 ... bright surface. 2)Smart design, flexible, every layer height is adjustable. You also can add some accessories, such as V-hooks ...