Specification Brand : Serounder BulletPoint1 : 102mm Reflector Focusing Mount: The telescope focusing seat adapts to 141mm I.D. reflector tube with 67mm focusing length. The mount has three pre drilled holes for easy installation and adjustment. The micro focusing is and accurate, and remains stable even under huge magnification. BulletPoint2 : Fixing Screws: The telescope focusing seat comes with fixing screws on the side for securing the 1.25 inch eyepiece inside to ensure stable viewing of the eyepiece. BulletPoint3 : Matte Finish: The telescope focusing seat is fully threaded internally to minimize reflections. The matte finish effectively reduces the interference of unwanted light reflection and provides clearer and brighter observation images. BulletPoint4 : Application: The telescope focusing seat is suitable for DIY homemade reflector telescope use. size and fixing design make it perfectly match the requirements of homemade telescopes. BulletPoint5 : Material And Easy To Operate: The telescope focusing seat is made of ABS plastic, which has a longer service life and is more . And it is easy to install and operate, more convenient and practical to use. Finderscope : Reflex FocusType : Manual Focus ItemName : Telescope Focuser Gear 102mm Reflective Focusing Seat for 1.25inch Eyepiece, DIY Reflector Telescope Mount, Matte Finish, ABS Plastic ItemPackageDimensions_Height : 10 centimeters ItemPackageDimensions_Length : 18 centimeters ItemPackageDimensions_Width : 12 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : reflecting-telescopes Manufacturer : Serounder ModelName : Seroundert6de8yhf10 ModelNumber : Seroundert6de8yhf10 PartNumber : Seroundert6de8yhf10 ProductDescription : 1. 102mm Reflector Focusing Mount: The telescope focusing seat adapts to 141mm I.D. reflector tube with 67mm focusing length. The mount has three pre drilled holes for easy installation and adjustment. The micro focusing is and accurate, and remains stable even under huge magnification. 2. Fixing Screws: The telescope focusing seat comes with fixing screws on the side for securing the 1.25 inch eyepiece inside to ensure stable viewing of the eyepiece. 3. Matte Finish: The telescope focusing seat is fully threaded internally to minimize reflections. The matte finish effectively reduces the interference of unwanted light reflection and provides clearer and brighter observation images. 4. Application: The telescope focusing seat is suitable for DIY homemade reflector telescope use. size and fixing design make it perfectly match the requirements of homemade telescopes. 5. Material And Easy To Operate: The telescope focusing seat is made of ABS plastic, which has a longer service life and is more . And it is easy to install and operate, more convenient and practical to use.