This lens front optical glass group assembly is designed for the Sony FE 70-200mm F2.8 GM OSS lens, also known as the SEL70200GM. It is made of high-quality crystal material to ensure clear and accurate image capture.

The assembly is specifically compatible with the GM OSS model and is ideal for replacing a damaged or worn-out lens front. With this replacement part, you can continue to use your Sony lens without any image quality issues.