Specification Brand : GOWENIC 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 precise 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. Precise 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. BulletPoint6 : RISK-FREE PURCHASE: We offer a no-questions-asked 30-day exchange or return, so you can try our products with confidence. Our customer service team is available 24/7 to assist you with any questions you may have. Color : show in pictures CompatibleDevices : Smartphone ExitPupilDiameter : 2.2 millimeters ExternallyAssignedProductIdentifier : 4520569040959 ExternallyAssignedProductIdentifier1 : 9315812233623 ExternallyAssignedProductIdentifier2 : 9588352333621 ExternallyAssignedProductIdentifier3 : 9426010880462 EyePieceLensDescription : Galilean Finderscope : Reflex FocalLengthDescription : 650 millimeters FocusType : Manual Focus ItemName : Reflector Focuser Gear, 102mm Reflector Focusing Mount, Astronomical Telescope Reflective Focusing Seat for 1.25inch Interface Eyepiece ItemPackageQuantity : 1 ItemTypeKeyword : reflecting-telescopes Manufacturer : GOWENIC ModelNumber : GOWENIC4icqg8t27h NumberOfItems : 1 PartNumber : GOWENIC4icqg8t27h 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 precise 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. Precise 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.