The 492 Micro Ball Head from Manfrotto is a 2.6" tall, aluminum support with a load capacity of 8.8 lb. The head has a single ergonomic locking knob that controls the ball and pan movements at the same time. The 4.9 oz head has a cut notch on the side that allows you to position the camera at a 90° angle, and the camera attaches to head via its 1/4"-20 mounting thread.