Feature 1Large 32mm Ball: The camera stabilizer is designed with a low center ofgravity for a lighter and smoother ride. The ball head has a bubble levels to help ensure the camera stays aligned with the horizon. U shaped notch on the ball head allows for quick switching between vertical shots. 2Dual Knob Control: The camera stabilizer has a ball locking knob that allows independent adjustment of the ball head and base activities. The base panoramic control knob with panoramic scale at the bottom supports 360 horizontal rotation. 3Application: The top 1/4in screw of the ball camera stabilizer is suitable for SLR cameras and digital cameras. Bottom 3/8in screw hole, suitable for most tripods, monopods, etc. 4Wide Compatibility: The ball camera stabilizer can be used with tripods, monopods, camera sliders for mounting cameras, DV, cell phones, telescopes. 5Aluminum Alloy: The camera stabilizer is made of aluminum alloy, exquisite workmanship, smooth surface, sturdy and wear resistant, overall compact and easy to carry.Item Type: Ball Head Camera Stabilizer Material: Aluminum alloyBall Diameter:32mm/1.3inDiameter of Base:45.8mm/1.8inMounting Screw: 1/4in Top, 3/8in BottomHeight:71mm/2.8inLoad Capacity:8kg/18lb Package List:1 x Ball Head Camera Stabilizer1 x Storage Bag