This is a medium-sized free head made by Umemoto Seisakusho. It shows signs of use such as scratches, but is still in usable condition. Operation has been confirmed. Instant purchase OK, no price negotiations. Camera platform size: 75 x 40mm Base diameter: 54mm Height: 105mm Weight: 365g Maximum load capacity: 5kg Camera screw: 1/4 (small screw) Tripod mounting screw hole: 3/8 (large screw)