Knob slow speed attachment dark grey for kenwood km300km310km400km416km800km816pm900 kenwood genuine part number kw644557 please note most orders are fulfilled in 4 7 working days selecting express delivery on this item will mean that the order is shipped on a next day service the moment we get it in stock bringing down the delivery time to normally under 3 days spare parts are often custom ordered so please make sure that you have selected the correct part for your device as