This is an acacia fixed leg, extending table that is FSC certified. It extends 170/205/240cm x 100cm wide (5ft 7ins/6ft 9ins/ 7ft 10ins x 3ft 3ins wide). It comfortably accommodates up to 8 people. It is also shown here with Ascot chairs.
The Royalcraft Windsor Acacia Extension Table (FSC) (click to enlarge)