Ticon titanium flanged nut M12×1.25 with a 17mm 6-point head is a single replacement fastener for engine hardware use. The flange increases the seating area beneath the head while the 6-point head works with common socket tools for tightening. Specified as M12 x 1.25 thread and a 17mm head to fit matching assemblies requiring those dimensions.
Ticon Industries Titanium Nut Flanged M12x1.25TP 17mm 6pt Head