The complete cast stone supply solution                Home TecCast TecLite TecStone About Us Customer Service Custom & Bespoke Packing & Deliveries Material Selector Colours PDF Downloads Project Images News   View Catalogues View Video   We're Hiring Contact Us            Splayed Heads         ** When calculating splayed head weights use the ‘length’ - 102.5mm x 46.2kg.      Where extended keystones are used add 6.9kg