The BOM:
| Part | Number | Part # |
|---|---|---|
| Ring | 1 | N/A |
| Ring Supports | 3 | N/A |
| Bearing Carriage | 2 | N/A |
| Bearings | 4 | N/A |
| Shoulder Bolts | 4 | 40011 |
| Shoulder Bolt Washers | 4 | 1140358 |
| Shoulder Bolt Nuts | 4 | 40163 |
| Support To Ring Bolts | 12 | 40868 |
| Support To Ring Nuts | 12 | 40143 |
| Support To Sled Screws | 18 | 1131222 |