Description: Kingjoy QB-1 Professional 360 ° Fluid Rotation Tripod Ball head For Photography. Portable and compact ball head made of aluminum alloy, with strong durability and high stability. 3/8" screw thread hold on base for tripod and monopod, and 1/4" screw thread applied to most DSLR cameras such as Canon, Nikon, Sony, etc. Dual-locking latch: quick release has a safety latch to prevent the camera from accidentally releasing. Quick lock the ball and 360-degree panoramic base with one single lock. The single lock has good operation performance and incomparable superiority of quick location shooting. 4 bubble levels to adjust the degree of head's level, and has maximum accuracy in both horizontal and vertical shooting. Specification: Material: Aluminum Alloy Max. Height: 93mm/3.6inch Lock hole: UNC3/8" Camera screw: UNC1/4" Max. Load: 13.2Lb/6kg Shrink height: 93 (mm) Number of sections: 1 Base diameter: 52mm/2inch Package Includes: 1PiecexCamera Tripod 1PiecexHex wrench 1PiecexEnglish Maunal