CAMTREE HUNT MOD CAGE SHOULDER RIG FOR BLACKMAGIC POCKET CAMERA 5
Then clip A-Box wire to rails with help
of wire clamp.
Loosen front cage knobs via allen key and insert A-Box wire to it.
Insert other two rails into straight bracket and tighten the knob to secure. Now insert
A-Box into rails and tighten the knob as shown below.