This 5/16-18 inch ball stud is for 2009 to current UpRite, Cover Cradle and Cover Cradle II cover lifters.
The Endless Pool models this part is for are the following:
| Make | Model | Date Range |
| Endless Pools | E2000-58 | 2017-Current |
| Endless Pools | E500-52 | 2016-Current |
| Endless Pools | E500-58 | 2016-Current |
| Endless Pools | E700-52 | 2016-Current |
| Endless Pools | E700-58 | 2016-Current |
| Endless Pools | X200-50 | 2016-Current |
| Endless Pools | X500-50 | 2016-Current |
* Non illustrated part |
