Feature: 1. Made of high‑quality aluminum alloy, strong and durable. The surface is painted to prevent oxidation and corrosion. 2. It is suitable for Olympus M4/3 mount camera, which can help to record astronomical telescope images after the transfer. 3. It can be separated and used separately, and the middle transfer part is designed with M42x0.75 interface. 4. Light in weight, it will not burden your device when using it, and it can protect your camera. 5. It is easy to install and operate, just a few simple steps, which can effectively save your time. Specification: Item Type: Telescope Adapter Ring Material: Aluminium Alloy Product Color: Black Product Weight: Approx. 96g/3.4ozMount: T Mount, T2 Mount, M4/3 Mount Applicable Models: For Olympus M4/3 Mount Mirrorless Camera . Package List: 1 x 1.25in T Mount Telescope Adapter Ring1 x Camera Lens Adapter1 x Hex Wrench