Part Number: 139C7757-2 (Bearing,roller,need) Part Number: 139C7757-3 (Hardware) Part Number: 139C7757-4 (Hardware) Part Number: 139C7757-5 (Bearing,roller,need) Part Number: 139C7771 (Counter) Part Number: 139C7771-2 (Counter) Part Number: 139C7778 (Component) Part Number: 139C7783 (Rotary switch) Part Number: 139C7802 (Mount) Part Number: 139C7803 (Cam elevation) Part Number: 139C7804 (Generator tachometer) Part Number: 139C7806 (Tach generator) Part Number: 139C7807 (Gear) Part Number: 139C7808 (Motor)