-Made of Aluminum, Hard Black Anodized
          Base Plate: 14-1/2” x 14-1/2” x 1-1/4”
-Has (4) Mounting Holes for 1/2-13 Bolts
-Distance Between Centers 11.000± .005”
          Column: 6-3/4” x 6-3/4” x 12-1/2”
-Each Side of Column Has 33 Holes (132 Holes Total)
-Distance Between Holes 1.000± .001” (Grid Pattern)
-Holes Hase 3/8-16 Threads and C/Bores
  DIA .500±.001, 3/8” Deep