Middle Atlantic PTRK-21MDK

14U x 24 in. D mobile security rack. Enclosed with locking doors, casters, and 10-32 rails.

Optional Components

  Middle Atlantic PTRK-21MDK Rugged Portable Rack

   Middle Atlantic Rack Mount Products    MAP# PTRK-21MDK    Questions? Email us at [email protected]


PTRK-21MDK is a rugged 19 inch wide mobile rack from Middle Atlantic which is a fully enclosed and lockable solution for a variety of applications.  Includes cushion casters and recessed padded handles.  Excellent solution for storing laptops on 1U Middle Atlantic U1 mounting shelves.  This application is particularly useful in educational classrooms or any settings where expensive equipment needs to be secured and rolled around.



  • 21U of rack mounting space
  • MDK model includes graphite top and plexi front door
  • Heavy duty 16-gauge steel construction
  • 1/8 in. internal steel braces
  • Smooth-rolling cushion casters wheels
  • Solid keylocked front and rear doors
  • Vents on all four sides of rack
  • 500 lbs weight capacity
  • Rubber-padded recessed handles
  • Fully adjustable 10-32 mounting rails
  • Includes Decora plate for low voltage accessories
  • Standard 19 inch wide racking

 Specifications        Technical Details and Drawings:  

Overall height 46.95 in.
Usable height 36.75 in. (21U)*
Overall depth 24.91 in.
Useable depth 21.50 in.
Mounting rails Front 10-32
Caster height 4.00 in.
Weight capacity 500 lbs

*Note: 1U (rack unit) equals 1.75 in. or 4.445 cm


 Application Shots       


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Or give us a call at  1-800-590-8610

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