This FB-740 Head, Inkjet is suitable for d.gen Artrix GT & Teleios GT printers. This is the original d.gen part (number 1000005689).

This printhead set is suitable for second generation of Roland Truevis VG-540i & VG-640i printers (with a serial number A*** or L***). This is the original Roland part (number 6000003991 replacing 6000003077-2 & 6000002330)

This printhead set is suitable for Roland Truevis VG-640/540