It's an '8 variant - unknown maker' in very nice condition.
very nice EK2.
Thanks for the id of the cross.
yes Nick is right this is a so called 8 variant
I'm looking for EK II 1939: B.H.Mayer: A and B core,mm L/18 and schinkel type ,,,EK1 Round-3 with Deschler frame and Friedrich Sedlatzek pin and SB variant