The  Genus GFFBFixed bracket is designed to be used with the Genus D-SLR C bracket which part of the Genus DSLR shoulder rig or ass a stand alone product.
Designed for cameras like  the  Canon 1D Mark IV whose height  can make it necessary to run rods above the base of the camera to use accessories which adhere to the 15mm light weight rod standard for lens height.
but still be able to run rods beneath the camera.