8530A28" x 15" x 15"(recommended glass sizes)60" x 30"8530B20" x 15" x 15"(recommended glass sizes)36" x 30"48" x 30"48" x 36"
Links:
[1] http://spectrumcollection.com/category/furniture/cocktail-tables
[2] http://spectrumcollection.com/category/company-distinction/spectrum-limited-collection