he Leofoto GFX100S Custom Cage for FUJIFILM GFX100S/GFX50S II is precision machined from solid blocks of 6061-T6 aluminum. This cage features a 1/4”-20 mounting screw, compatible with any Arca-style clamp. The cage is precisely designed to fit the camera body without interference in the operation of the camera. There are multiple mounting threads on the cage to attach accessories such as microphones, handles, flashlights etc. There is also a magnetized allenkey on the bottom which is very convenient.