Floor mounted starter switch - Equivalent to Lucas ST18

Floor mount starter switch for connecting directly into starter/battery cables, four mounting holes, two 5/16" terminals studs with nuts, as Lucas model ST18, 76427. Flange overall diameter 63.5mm, rear body 44mm diameter x 19mm deep (excludes terminals). | Dimensions: 5/16"; 63.5mm; 44mm; 19mm | Supplier part no: 300