SmallRig Camera Cage for Sony a1 and Select a7 Models with VG C4EM Battery Grip Aluminium Monopods This gives you better control This gives you better control over depth of field and you will be better able to capture movement in an image the G RAID shuttle consist of removable A cold shoe mount at the top of the cage and a NATO rail on the side adds mounting points along with multiple 1 4" 20 threads and two 3 8" 16 ARRI locating holes to add additional accessories without adding additional strain to the camera body An built in Arca Type plate cna be found on the base of the SmallRig Camera Cage for Sony a1 and Select a7 Models with VG C4EM Battery Grip