Filmcity FC-A7RS-C Instruction Manual page 4

Filmcity Camera cage for Sony a7R II, a7S II, & a7 II 4
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Now slide the handle into the top of cage & tighten the knob.
Note: The direction of the handle can be
adjusted .Loosen the screw with the help of
screw driver to adjust the direction of
handle or to mount it sideways.