Foba M-2 Overview The Foba M-2 Superball With BALPA Quick Release is a sturdy, compact ballhead that's suitable for SLR and medium format cameras. It includes full 360° panoramic rotation calibrated in degrees and a separate locking screw for fast and easy positioning. It includes a 3/8" on 1/4" adapter. A BALPA short (40mm/1.57") quick release plate is included. The folding locking lever folds down and out of the way.