MK Gear Wheels
| Diameter | Length | Nut | Part # |
| 2" (51mm) | 1-3/8" | 5/8"-11 | 159042 |
| 2" (51mm) | 1-5/8" | 5/8"-11 | 159043 |
| 3" (76mm) | 1-3/8" | 5/8"-11 | 159044 |
| 3" (76mm) | 1-5/8" | 5/8"-11 | 159045 |
| 4" (102mm) | 1-3/8" | 5/8"-11 | 159046 |
| 4" (102mm) | 1-5/8" | 5/8"-11 | 159047 |
| Diameter | Length | Nut | Part # |
| 2" (51mm) | 1-3/8" | 5/8"-11 | 159042 |
| 2" (51mm) | 1-5/8" | 5/8"-11 | 159043 |
| 3" (76mm) | 1-3/8" | 5/8"-11 | 159044 |
| 3" (76mm) | 1-5/8" | 5/8"-11 | 159045 |
| 4" (102mm) | 1-3/8" | 5/8"-11 | 159046 |
| 4" (102mm) | 1-5/8" | 5/8"-11 | 159047 |