Description:The mount adapter and T ring adapter are made of high quality aluminium alloy material, durable for long time use. They are also easy and smooth for you to use. This T ring adapter fits all standard 1.25" diameter telescope and only fit for Canon SLR camera. These accessories are very useful that allow you to attach your Canon SLR camera to the standard 1.25" diameter telescope and help connecting camera to telescope for direct photography convenient and easily. You can put on the camera and calibrate focal length to get a clear image. Hope you have a nice photographing.Features:1. Made of high quality aluminium alloy material, durable for long time use.2. Universal T ring adapter fits all standard 1.25" diameter telescope.3. T ring adapter only fit for Canon SLR DSLR camera.4. Help connecting camera to telescope for direct photography convenient and easily.5. Useful accessories allows you to attach your Canon SLR Camera to the standard 1.25" diameter telescope.Specifications:Material:Aluminium AlloyColor:BlackWeight:approx. 82gT Ring Height: approx. 6.2cm / 2.44"T Ring Thickness: approx. 1.5cm / 0.59"T Ring Thread:0.75mmPackage Included:1 x 1.25" Mount Adapter 1 x T-Ring Adapter For CanonNote:Please allow 1-3mm error due to manual measurement. Thanks for your understanding.