3pcs Universal Aluminium Alloy Camera Shutter Release Buttons with Concave Surface Description: Our shutter button comes is made of aluminium alloy with anodizing process finish, it is not easy to faded and durable for long time use. The surface and edge are very smooth and very comfortable to press. The screw thread is carefully designed and tested. It fits the cameras with screw hole on the shutter release button, such as fits for Leica, for Rolleiflex, for Fuji X100, for Hasselblad, for Nikon and so on. Hope you will enjoy your shooting. Features: Made of copper with anodizing process finish, it is not easy to faded and durable for long time use. Helps to minimize delicate vibration when you "Click" the shutter for a shooting. With slight concave surface, the button surface and edge are very smooth and very comfortable to press. The screw thread is carefully designed and tested, and it can match your device perfectly. It fits the cameras with screw hole on the shutter release button, such as fits for Leica, for Rolleiflex, for Fuji X100, for Hasselblad, for Nikon and so on. Specification: Condition: Material: Aluminium Alloy Surface: Slight Concave  Color: Red, Black, Silver Quantity: 3pcs Head Diameter: Approx. 10mm / 0.39in Package Included: 1 * Red Shutter Button 1 * Black Shutter Button 1 * Silver Shutter Button Note: 1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please in kind prevail.