Kenko pro300 dgx 2x converter for canon eos cameras !

A 2 x kenko dgx pro 300 lens converter ,only been used a few times so is as new. http://www.jacobsdigital.co.uk/p-40510-jacobs-digital-kenko-2x-dgx-7-element-converter-canon-eos-fit.aspx check the link for more info. Retail price of these s 165.00