... /N.Part No.DescriptionRemark1FSE-600DP=350mm Fixed shelf with mounting ears for 600mm depth cabinets,19" installation,t=1 ... from us.H=1U2FSE-800DP=550mm Fixed shelf with mounting ears for 800mm depth cabinets,19" installation,t=1 ... .2mm3FSE-900DP=650mm Fixed shelf with mounting ears for 900mm depth cabinets,19" installation,t=1 ... installation,t=1.5mm yeazen Fixed shelf(with mounting ear)