Specification Brand : ZEZEFUFU BulletPoint1 : Made of reliable quality material, long service life. BulletPoint2 : A good replacement part for the old or damaged one. BulletPoint3 : Material: Copper BulletPoint4 : Shape: Concave BulletPoint5 : Diameter Size: 12mm IncludedComponents : 1 ItemName : 12MM Brass Concave Shutter Release Button Camera Repair Rubber Ring for Fujifilm for Sony Parts ItemPackageDimensions_Height : 2 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : digital-camera-accessory-kits Manufacturer : ZEZEFUFU NumberOfItems : 1 PartNumber : JUSD091900002 ProductDescription : Specifications: Material: Copper Shape: Concave Diameter Size: 12mm Suitable for Leica M rangefinder cameras include film M3 M6 MP, digital M8 M9 M9P etc. SLR cameras with mechnical shutter,like most for Nikon, for Canon, for Hasselblad, for Olympus, for Minolta, for Rolleiflex, for FUJIFILM X100 for SLR cameras