Compatible IBM/InfoPrint models:WheelWriter: 3, 5, 6, 6 Series II, 10 Series II, 15 Series II, 20, 25, 30, 30 Series II, 35, 40, 50, 50 Series II, 70, 70 Series II, 1000, 1500, 2000, 2500, 3000, 3500, 5000, 6783, 6784, 6787, 6788, 7000, Series II,...