Brand New and High Quality Features: Made from premium aluminum alloy; the button surface and edge are exceptionally smooth. The button is comfortable to press, providing a superior photography experience. Polished and enameled, each color is truly beautiful. The screw thread is meticulously designed and tested for a perfect fit with cameras featuring a screw hole on the shutter release. Suitable for Leica M-rangefinder cameras including film M3/M6/MP, digital M8 M9 M9P etc; SLR cameras such as most Nikon, Canon, Hasselblad, Olympus, Minolta, Rolleiflex, and Fuji X100 SLR cameras. Shutter release button only; other accessories demo in the picture are not included! Specification: Material: Aluminum Alloy Type: Accessory Color: Red+Black+Silver+Gold Size: One Size Diameter: 10mm/0.39in Quantity: 1 Set Note: 1.No retail package. 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 x Red Screw 1 x Black Screw 1 x Silver Screw 1 x Gold Screw