MmodelUS Dura Flex (9) 8.52 GBP [4 5 -1 1] | In stock. Add to basket Share Stock: 1 Article Number: prodigy-1088 Information Reviews An understable midrange from Prodigy.Plastic: A good premium plastic that lasts quite a long time, but gets a little more recorded than the 400,500 and 750 series.