ZWO 2-inch Filter Drawer (M42 Thread) with 21 mm ring design includes:
- Side A: M42 * 0.75" male thread (camera side).
- Drawer: M48 * 0.75" female thread (filter).
- Side B: M48 * 0.75" female thread (telescope side).
- Click on the Gallery thumbnail to view mechanical drawing.
There are double strong magnets to create a stronger adsorption hold, easier installation, and easier drawer removal.