QH632-F

6-32 tray mount hardware pack - NON-REMOVABLE from along the rail slot.  The spring nut can only be installed and removed from each end of the rail slot.
 
Patented Box-Bridge technology creates a box beam at every tray attach point which increases the strength of the avionics bay with each additional avionics unit installed.
 
Structural NAS514P632-4P Tray Mount screws are included in each pack.