<br>The newly designed JJC SRB series Deluxe Soft Release Button is made of pure copper and features microfiber leather on its surface, which ensures a soft and comfortable finger touch at the top of your camera. Just screw the SRB soft release button into shutter release button's threads and you will enjoy the soft and steady shutter release operation. Additionally, this series Deluxe Soft Release Button is available in 16 models. Two rubber rings are included in each package, which are mainly used for Fujifilm X series cameras to ensure a tight attachment. Moreover, if your flat camera shutter button is not equipped with a female thread, you can use JJC SRB-M (optional) to help JJC SRB to mount<br><br> <br><b>Compatible camera:</b> <br>Fujifilm X-T30 II, X-T30, X-T20, X-T10, X-E3, X-E2S, X-E2, X-E1, X-PRO2, X-PRO1, X-T3, X-T2, X100, X100S, X100T, X100F, X30, X20, X10 <br>Sony RX1, RX1R, RXRII, RX10, RX10II, RX10III, RX10IV (Sony RX1 series does not need to install the rubber ring) <br>Leica M7, M8, M8.2, M9, M9-P, M10, M-E, M-P, M-A, M-Monochrom, M Type 240 <br>Canon F-1, New F-1, AE-1 (FD mount) <br>Nikon Df, F3, M2<br> <br>JJC SRB series soft release button also fits other cameras with a shutter release socket which is compatible with a mechanical shutter release cable.<br> <br><b>Package Includes</b> <br>Deluxe Soft Release Button x 1 <br>Rubber Ring x 2 <br>Rubber Ring Instruction Manual x 1<br>