Neewer Professional Aluminum Alloy 360 Degree Rotating Panoramic Ball Head with 1/4" Quick Shoe Plate and Bubble Level,Load Capacity 8kg/17.6lbs,for Tripod,Monopod,Slider,DSLR Camera,Camcorder With Finetune-able Damping to protect your device from sudden plunge while doing versatile angle shooting 1/4 inch quick shoe plate. Easy to set up in seconds, it has both horizontal and vertical bubble level to enhance perception of position Index marking beside the locking knob and upon the base to indicate more precise control Index marking beside the locking knob and upon the base to indicate more precise control Comes with a 1/4" to 3/8" mount screw. You can attach it to your tripod, monopod or camera slider for adding more flexibility in angle changing