Hartman Half Round Balcony Parasol Base 9kgDesigned for use with a half balcony parasol to sit up flush against a wall. Treated Concrete Base Single screw to affix the parasol base to the pole Fits poles up to a maximum 48mm diameter Comes with pole reducer for 38mm Diameter poles Designed to sit up against a wall to provide shade in smaller spaces 9kg Concrete Base (not suitable on some composite decking check with your manufacture