Reference #28142 T-Slotted Floor Plates (18) 58.5" x 58.5" Cast Iron CAPACITY: Width ................................. 58.5" Length ................................ 58.5" Thickness ............................. 4.37" - 4.75" Distance Between T-Slots .............. 13.5" T-slot Center Distance From Edge ...... 14.25" Number Of T-Slots - Longitudinal ...... 3 Number Of T-Slots - Horizontal ........ 3 T-Slot Depth........................... 2.75" & 2.87" T-Slot Width, Top ..................... 1.5" T-Slot Width, Bottom .................. 2.75" Approx. Weight Of Each Plate .......... 3,000 Lbs Note: Cost is Each, Per Plate!