Clamps for dual force steering wheel ?

Just bought a playstation 2 dual force steering wheel made by gamester off a friend but the desk clamps are missing - ttried to contact manufacturere and no joy - just wonder whether anyone might have some ideas how I can get another set of clamps. Any thoughts much appreciated

Hi. Who did you find was the manufacturer? My trail led me to Mattel Inc. but LedaUK and Radica: seem to be involved.