🔭 Product Name: 1.25 Refractive Plastic Focusing Base
🔭 Product material: ABS plastic material
🔭 Size: Total length 160mm, effective extension 65mm
🔭 Note: Three screw holes are reserved at the installation position, which is Suitable for the primary mirror of Newtonian reflector telescopes with a focal length of 150mm or less (very compatible with PVC tubes with an outer diameter of 110mm and 160mm)
🔭 The average height of the focusing base is 130mm