Heavy square parasol base made of polished granite with an installation dimension of 45 x 45cm - Polished granite foot umbrella stand - Stainless steel standpipe with 2 locking screws - extra heavy (approx. 20kg) - Installation dimensions (WxD): approx. 45x45cm - Granite thickness: approx. 38mm - for pole diameters up to 48 mm - Length of holding tube: approx. 30cm Granite is a natural product - the color may therefore vary slightly from the picture.