These clip nuts are for using with non-threaded rack. Examples of racks/cases/cabinets using this type of nut include racks/cases/cabinets from SKB, Gator, HP, Compaq, Dell and many more.
Features include:
10-32 Thread Clip Style Rack Rail Retainer Nuts
10-32 Thread by 3/4" Long Phillips Truss Head Screws
Protective Fiber or Nylon or Steel Washers to protect mounting surface