Nice appearance with high quality,Exquisite design with precise craftsmanship Optional Accessories for 19" Network Racks: ... ,730mm)19 sliding shelf heavy duty (350mm,550mm,650mm,730mm)19 fixed shelf (350mm,550mm,650mm,730mm)19 fixed shelf heavy duty (350mm ... ,550mm,650mm,730mm)19 fixed shelf for wall mountedcabinets19 ...