MTD 618-0138 / 618-0142 / 918-0138 / 918-0138A / 918-0138C / 918-0142 / 918-0142A / 918-0142C
Fits Models: 600 Series, 38" and 42" deck, 1997 and newer with special design for 6 pt. star center hole blades
- 6" overall HT
- No threads in housing, use self-tapping screws