Metal Camera Finger Handle Thumb Grip Button for Canon EOS M M2 Sony RX1 RX1R Fuji X-PRO1 XE1 XE2 X100 X100S X10 X20 XM1 Aviation aluminum,made in China Greatly increase the stability of gripping the camera Standard copper hot shoe mount,compatible with manual flash unit Actual test range, please refer to the description listed below