ALZO Transformer DSLR Rig Full Gear Kit, Camera Cage Bracket Including Handle, Hand Grips, Ball Mount, Shoe Mount, Quick Release, Height Extenders Unique base design allows for unobstructed camera battery compartment access Guaranteed unobstructed battery access for Canon 5D, 7D, 60D, Nikon D7000, D3100, D5100 Base plate slot screw is adjustable and allows for camera balance adjustment Includes 3 Shoe mounts; 1 can be repositioned, and the end shoe mounts are removable, enabling 1/4 inch x 20 female screw thread mounting Bracket Handle for improved handling and low angle shooting