Concave Shutter Buttons Shutter Button:Black it sits against the camera

it sits against the camera body and the buttons are directly under the grip

The hood is 21mm in length

The hood screws onto the 49mm filter thread on camera

Our hood for the Minolta Rokkor 40mm f2 lens for Leica M mount

Concave Shutter Buttons Shutter Button:Black it sits against the cameraOur selection of solid brass shutter buttons with a concave design. These buttons are extremely comfortable and ergonomic. They will screw into most camera shutters including Leica, Fuji, Nikon and Canon. These are made of solid brass and come with a rubber O ring to prevent the button coming loose and falling off. They have a diameter of 10. 5mm