Equatorial Wedge Latitude Adjustments Latitude Adjustment Base - 90° Adjustable Telescope Mount With 3/8" Thread Skywatcher Eq Wedge Universal Tripod Compatibility: Featuring a 3/8 inch thread on the base, this latitude base can be easily mounted onto many common photography tripods, providing versatile setup options for users. The wedge mounts on any tripod with a 3/8"-16 or 1/4"-20 screw and allows users to accurately set the observation location's latitude for polar alignment Flexible 90 Degree Adjustment: With a 90 degree adjustable angle, the knob allows precise angle tuning from 0 degrees (horizontal) to 90 degrees, ideal for astronomical observations and solar photography. Software Bisque Paramount ME/MEII Latitude Adjustment Wedge - David Astro Spec: Item Type: Latitude Adjustment Seat Material: Aluminum Alloy How to Use: Install and use PackageList: 1 x Latitude Adjustment Seat 3 x Screws fosa Latitude Adjustment Base for Adults Astronomy, Telescope Extensive Equipment Compatibility: Designed for wide compatibility, the latitude adjustment seat can mount various photographic devices, celestial trackers, and even telescopes, provided the mounting plate specifications match.