[print:0.12mm STRUCTURAL @MK4IS 0.25] inherits = 0.12mm SPEED @MK4IS 0.25 perimeter_speed = 70 external_perimeter_speed = 40 small_perimeter_speed = 40 external_perimeter_acceleration = 1000 perimeter_acceleration = 1500 infill_acceleration = 2500 solid_infill_acceleration = 2000