Hi Cockpit-builders,I've 4 sets of laser engraved Boeing 737NG fire handle knobs for sale.More sets to come soon.Each knob has 3 ultra bright LED's for illuminationThey can be connected to your hardware i.e. PM systemThe underside is spray painted in RAL 7011.The price for a set is 30 euro excl. shipping.For who wants to build the knob his/her self, the laser engraved red plexiglas text plates are sold separately for 5 euro each excl. shippingSee attached pictures for more details.Best regardsJan Geurtsen