[Specifically Compatibility]Designed for Insta360 Ace Pro action camera. [Quality Material]Constructed from durable aluminum alloy, ensuring longevity while remaining lightweight and portable. [Easy Installation]Designed for straightforward installation and removal directly onto the camera lens. [Lens Protection]Internal thread diameter of the adapter ring is 52mm, offering protection for the camera lens when a UV mirror is installed. [Widely Expand Use]Can be connected to filters with an outer diameter of 52mm, such as CPL and ND filters, providing more possibilities for various photographic creations<br><br>Colour: Black Material: aluminum<br><br>Package Contents: 1 x Adapter ring 1 x UV filter 1 x UV filter cap 1 x Hex key<br><br>Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.