Middle Atlantic WMS-20 Wall Mount Shelf - Helps Organize Non-Rackmount GearWall mounting non rackmount components is much easier with the WMS wall mount shelf. Featuring a fully welded design using 16 gauge steel, the unit's 200 lb. capacity gives it unrivaled strength in its class. With a vented bottom to help keep things cool, both 1 2" and 3 4" electrical knockouts are provided for your convenience. Can be used to economically wall mount RK series racks Features: Vented bottom to support cooling air flow Includes