Specification Brand : Denash BulletPoint1 : Easy to install and flexible to operate, it can effectively save your time and efforts. BulletPoint2 : Made of aluminum alloy material through precision craftsmanship, it is and resistant. BulletPoint3 : The inner wall is treated with extinction processing to prevent the radiation from affecting the imaging. BulletPoint4 : It is light in weight and will not burden your device when using it and can your camera. BulletPoint5 : Used to connect the camera to astronomical telescope, it has stable performance and high reliability, which is a very practical accessory. ItemName : to M42 Adapter, Flexible Aluminum Alloy Telescope M42x0.75, Lightweight Eyepiece Adapter Ring for Astronomical Telescope ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 8 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : telescope-photo-adapters Manufacturer : Denash ModelName : Denashkiymxtwvgu ModelNumber : Denashkiymxtwvgu PartNumber : Denashkiymxtwvgu ProductDescription : 1. Made of aluminum alloy material through precision craftsmanship, it is and resistant. 2. The inner wall is treated with extinction processing to prevent the radiation from affecting the imaging. 3. Used to connect the camera to astronomical telescope, it has stable performance and high reliability, which is a very practical accessory. 4. Easy to install and flexible to operate, it can effectively save your time and efforts. 5. It is light in weight and will not burden your device when using it and can your camera.