Nodal Ninja Quick Release Clamp 2
When used with the plate (Quick Release Plate 2), this low profile Quick Release Clamp 2 allows your camera to be taken on and off quickly while maintaining a reproducible position on Nodal Ninja 3 MKII and 4.
Not compatible with the Arca style plates.
Not compatible with NN3 MK3.
Note: this clamp will work with many Manfrotto plates and Gitzo/Giottos plates. That's why the clamp and the plate is sold separately.