Heavy Duty & Lightweight Design: This ball head is mainly made of aviation-grade aluminum alloy, 52mm hollow ball and excellent quality control makes it lighter than other products of the same size, it weighs only 516g. Its maximum load capacity is 66lbs/30kg. It can be used perfectly with WEYLLAN LX9 tripod | Excellent Processing Technology: Full CNC machining with accuracy up to 0.1mm, and hard anodizing technology makes this product not only have smooth operation, but also operate tightly without looseness, which can well meet the needs of photographers | Humanized Design: A level bubble located on the top of clamp of quick release plate, easy to be observed. The main locking knob on the left hand side is more convenient for adjusting the ball when shooting, while the right hand is used to press the shutter of camera. The strip hole on one side of the Arca-Swiss quick release plate can be used to install wrist strap | Wide Compatibility: You can use this camera ball head with tripods, monopods, camera sliders; moreover, it can also be used for DSLR cameras, telescopes, binoculars, telephoto lenses, etc | Tripod Head Packaging: The package contains 1 tripod head, 2 Arca-swiss quick release plates and 1 ball head bag