Is the description correct on the Festool website for item #497476?
http://www.festoolusa.com/power-tool-accessories/hepa-dust-extractors/organization-storage/festool-wcr-1000-workcenter-adjustable-shelf-497476
http://www.festoolusa.com/power-tool-accessories/hepa-dust-extractors/organization-storage/festool-wcr-1000-workcenter-adjustable-shelf-497476