Gr8 Garden Cast Iron Effect Parasol Base Round Patio Outdoor Garden Sunshade Umbrella Holder Stand Heavy Duty 9Kg. This parasol base is perfect for your garden and is suitable throughout the year, the base provides a strong anchor for your garden parasol umbrellas. Featuring tightening screw and 9Kg in weight to secure heavy umbrellas. The base features an intricate geometric interlocking circle design which will look stunning on any garden floor, patio or decking.