The WR4 Wall Rack Box allows the mounting of switches and sound equipment when space is limited. The boxes feature 19" EIA  310-D compliant mounting , #10-32 threaded mounting holes, and three position adjustable rails. Accessing equipment is convenient; A removable cover and keyhole wall mounting allows for left, right, or vertical equipment orientation. 

Physical Specifications:

• Dimensions: 7.50″H x 19.75″W x 21.63″D
• Rack Spaces: 4 RMU
• Weight capacity: 75 lbs.