Fotga Metal Micro Ball Head Ballhead with 1/4" Screw Quick Release Plate for Tripod DSLR Camera 8kg Load Capacity High quality all metal ball head, CNC machining, multi oxidation treatment on the surface, with a very smooth hand feel and excellent durability Three independent control knob, adjust each different rotation angle of the head separately, precisely control every adjustment of the ball head Removable quick-release plate, comes with 1/4'' screw , suitable for all most cameras Ball Size: 36mm, Base Diameter: 51mm, Height: 90mm 3/8'' screw mount at the bottom, can be widely applied to various professional tripods