1Special Design: The telescope finderscope bracket comes with two large thumb locks, including two M4 screws, ensuring smoother surfaces and precise orbital cuts, 2Aluminum Alloy Material: Finder scope mounting bracket is made of high quality aluminum alloy, which is rust proof, strong and durable, 3Easy to Use: The aluminum alloy finderscope mounting is easy to use and allows you to mount a telescope guide on your telescope. 4Wide Compatibility: The finderscope base is ideal for custom mounting a viewfinder on any telescope with a wide range of compatibility. 5Scope of Use: Universal dovetail base is suitable for C8/C8HD/C925/C11HD, for SKY ROVER 80ED/102ED/130APO/100ED binoculars and other primary mirrors.1 x Finderscope Base