For sale Ignitor for M18 lampheads (China product)
Used in my service for chinese M18 heads (Freesun , Hyxyj) and works great in several units ..
Will fit also Arri or Filmgear -may require some additional work but I assume this will do some profesional technician 
Dimensions are 9x14x4cm -this is dedicated for latest models 

Tel +48 601213648
I have more for sale