SUNWAYFOTO XB-52 Superior Low-Profile Ball Head With Arca Swiss Screw-Knob Clamp

Locking System is located on the side of the ball instead of the bottom of the ballhead. Whole center of gravity  is lowered more than 15%;  Adopts geared  locking structure,  higher locking strength;  Specially designed  panning base, smooth operation;  Elliptical  ball for  progressive resistance and avoiding   suddenly sliding down; Two drop notch design. One for portrait, one for tilting;  All  metal knobs  for reliability and long term durability; Two set spirit level mounting holes for users to mount the removable spirit level to the other sides of the  clamp; Special structure makes it the lightest of its class. 360° panning movement with calibrated precision, precisely capture overlapping panoramic images Compatible with Really right stuff (RRS), Wimberley, Jobu Design, Arca Swiss, Kirk Enterprises, Markins, Photo Clam etc. ✪Ideal for Gitzo, Manfrotto, Sirui, Benro, RRS tripod. ✪ Ball Diameter:52mm✪ Pan Base Diameter:68mm✪ Height:91mm✪ Net Weight:683g✪ Max Load:30kg✪ Bott