SVBONY SV225 Alt-Azimuth telescope mount is the ideal visual astronomy travel companion and strong practicality. Lighr weight and compact design are convenient for customers to carry out. UNC 3/8 -16 thread specification is compatible with Celestron/Skywatcher/Orion/Vixen & most mainstream astronomical OTAs. Standard vixendovetail. You can use it with most telescopes. Specification: Max. additional load capacity: 10kg Mounting Saddle: V-Style Fine adjustment: Yes Manual tracking: Yes Underneath the Base thread: UNC 3/8 -16 Female Worm gear teeth (RA) (piece)：120 Altitude Mount Rotation Angle (Continuous): -60° to + 60° Azimuth Mount Rotation Angle (Continuous): 360° Material: Aluminum 6061T Net Weight :2.34kg Package list: 1XSV225 alt-azimuth Mounts; 1XInstruction Manual; 2XDovetail Lock Knob; 3XLocking screws; 2XFine-tuning Control Lever; 4XAllen Wrench. 90-degree right angle Right-angle design lets you use the finder without crouching or craning your neck in an awkward position FMC coating and 30mm lens diameter 30mm diameter lens provides a bright image through the finder for easy aiming anywhere in the sky; Fully coated, achromatic glass optics yield crisp, bright images Erect image Internal correct-image prism provides a daytime oriented view through the finder - not upside down as with standard finders Powerful 6x crosshair A powerful 6x crosshair finder scope with a comfortable right-angle viewing orientation, help to calibrate fast Easy to install and use Spring + X/Y direction two thumbscrews calibration adjustment; simple for you to adjust, no need to worry about that Specification: Model: SV182 Lens Diameter: 30 mm Focal Length: 120 mm Magnification: 6x Eye Relief: 15mm Exit Pupil: 5mm Field of View: 7.5° Lens coating: FMC Image Orientation: Correct-image Reticle: Single crosshair Adjustment System: Spring loaded X-Y Objective: Achromatic 2-Element Illuminated: No Adjustable focus: Yes Viewing angle: 90 Degree Net Weight: 295g / 0.651b / 10.41oz Package