The Tripod Mount Ring C from Canon is designed for the 70-300mm lenses. The ring makes rotating your lens easier and the built-in tripod collar improves lens balance by screwing into the tripod mount.
| Lens Compatibility | Canon EF 70-300mm f/4-5.6L IS USM Telephoto Lens |
| Tripod Mount Thread Size | 1/4 - 20" |