2" Filter Drawer (M42)
ZWO 2-inch Filter Drawer with 21mm ring design is independently developed by ZWO, which includes M42 * 0.75 external thread (camera side) and M48 * 0.75 internal thread (filter end), M48 * 0.75 internal thread (telescope side) as well.
The double strong magnets create stronger adsorption, easier installation and pulling out.
Available for Pre-Order
No firm ETA at this stage.