These are the EWI Tourcase tm Rack Shelves. Currently they're available in 4 models:
- 1U (1.75") high
- 2U (3.50") high
- 3U (5.25") high
- 4U (7.00") high
These are basic metal rack shelves made from 14 gauge steel, suitable for mounting non-rackable equipment in conventional 19" racks or for drilling in custom applications. The width is 17" between side walls, the depth is 10 1/8" and the finish is matt black powder coating. Each shelf comes with 4 rail screws and washers.