High Stability and SafetyThe camera tripod ball head was made of light alumina alloy, made by CNC system carving process, fine-tuned knob feel very delicate, after locking, there is palpable feedback when we rotate knob / wrench for the locking tight-ting, it will help us choose our angle quickly. ^^ More Angle AdjustmentThe tripod ball head mount can be adjusted by 360 horizontal swivel and -45~90 vertical rotation, easily capture your shooting object quickly. ^^ Special Fine-tuned DesignThe ball head mount have a special design: adjust fine-tuned knob from 0~270, the function can better match your preference. ^^ Special Surface Hardness TreatmentThe ball head surface was treated by speical hardness treatment, it helps provent body from scratching and fingerprint. ^^ Universal Compatibility33lb/15kg max loading, top external screw works with any camera / Camcorder, Telescope with 1/4" female screw, bottom screw works with any professional tripod/Slider with 3/8" male screw.