Integrated Design: Features a seamless anti-light-leaking design suitable for both 1.25inch and 2inch filters, enhancing astrophotography experience<br> Magnetic Locking: Utilizes a double magnet system for secure and easy installation, eliminating the need for repetitive screw adjustments<br> Versatile Compatibility: Compatible with standard 1.25inch and 2inch filters, ideal for both novice and experienced photographers<br> Telescope Integration: Easily connects with SV550/SV503 OTA and compatible astronomy cameras via included M42-M48 adapter<br> Optimal Thickness: 21mm thickness maintains optimal back length for superior imaging quality<br> Product name: Filter drawer<br> Thickness: 21mm<br> Supported filter size: 1.25inch & 2inch<br> Material: Aluminum<br> Camera side thread: M42 x0.75 (male)<br> Filter mounting thread: M48x0.75/M28.5x0.6 (female)<br> Telescope side thread: M48x0.75 (female)<br> Colour:Black<br> Package Contents:<br> 1 x Drawer Rack<br> 2 x Filter Sliders<br> 1 x Filter Adapter<br> 1 x M42f-M48m Adapter<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-DIMEANI official store