These reversible brass detent rings work for NN4 and NN5 series pano heads using default rotator.
This listing is for "one" ring only.
Available options:
- 10/12 degree stops
- 15/18 degree stops
- 30/36 degree stops
- 45/60 degree stops
- 51.4/72 degree stops
- 90/120 degree stops
