1、Selected Material: Made of aluminium alloy, the mirror ring is wear resistant, corrosion resistant, tough, durable, safe and reliable, and will not be deformed. 2、Repair Accessories: Used for accidental damage replacement use, so that maintenance more worry free. Can directly replace the original old or damaged parts, in order to obtain higher strength. 3、Wide Application: Designed to fit for Mavic 3 ball head. Light weight does not add extra burden and can be placed at any time when you move at will,. 4、Convenient to Install: It doesn't take a lot of time to install and disassemble. You could start installation once you have received the package. 5、Good Performance: Though professional manufacturing and superb craftsmanship, the mirror ring pormotes the performance which is best and stable. Item Type: Camera Lens Mirror Ring Product Material: Aluminium alloy Weight: Approx. 3g / 0.11oz Product Size: Approx.34x34x3mm/1.34x1.34x0.12in Application: For Mavic 3 1 x Camera Lens Mirror Ring