ZWO 2 "Filter Drawer (M42) - drawer - allows you to replace filters without having to unbind the telescope and camera. The drawer has two strong magnets that allow you to quickly connect two components, and safety and fitting (so that there is no gap between elements) is provided by a counter screw (Allen) On the side of the drawer is a large knurled screw for removing the drawer (like a handle).
• filter attachment: internal filter: M48 * 0.75 (2 ")
• camera side thread: M42 mm * 0.75 (T2), (external, male) + M42 / M48 adapter for cameras with 48 mm output
• telescope side thread: M48 * 0.75 (internal, female)