Shown Above - Standard Size: 18 ½" X 18 ½ Square Table Base Bottom
Use with standard 1 ¼" thick table top
for sizes up to 30" X 30" or 30" diameter

Also Available:
23" X 23" Square Table Base Bottom
Use with standard 1 ¼" thick table top
for sizes up to 36" X 36" or 36" diameter