EWOOP Lb-B Metal Brass Black Concave Shutter Release Button Designed for Leica M10, M8, M9, M-E, M9-P, M, M-P, Typ240, M240, M246, Typ246, M262, M-D, M240P, Better Balance & Grip Convenience

Works OK, not much to go wrong. Bought it for a friend's Leica Q. Cheaper than the actual branded alternative...

Much cheaper than the official Leica soft release (£50) and looks ok on my M9. Note the Leica logo is just printed in gold unlike the official one, which is engraved.