Roland G-70 Key Contact Board

Vintage Roland HP-70 Electronic Piano Part: Key Contact Switch Board PCB GTH-53

Roland Juno D High Note Key Contact Board

Roland XP-10/RS-5/70 Key Contact Board (for Low notes)

Vintage Roland HP-70 Electronic Piano Part: Key Contact Switch Board PCB GTH-54

Vintage Roland HP-70 Electronic Piano Part: Key Contact Switch Board PCB GTH-52

Roland XP-10/RS-5/70 Key Contact Board (for high notes)

Roland Juno Gi Low Note Key Contact Board