Charles Bentley 25kg Square Concrete Parasol Base - Black This square umbrella base by Bentley Garden is made of solid concrete, providing a good support in case of light breeze or wind conditions. The tightening screw on the side of this parasol base ensures the umbrella is safely secured inside the base. 25 kg parasol base Square shape Tightening knob Complete with inner collar which allows the base to fit two different sizes of parasol (38-48mm) Dimensions: • base: h 6 x w 48 x l 48 cm • adaptor: h 28.5 x dia. 4.8 cm • hole dia. 38mm - 48mm Weight: 25kg Colour: Black Self assembly required