1、This ball head can withstand heavy loads, lock solidly, and move smoothly 2、Aiming and horizon leveling can be accomplished as one instinctive motion, and rigid lockup takes just a quick twist of one control 3、Using this tripod ball heads are also much easier to carry and pack than tripods with pan-tilt heads--no long, protruding handles 4、Simply screw the tripod ball head on your tripod. Then screw the whole tripod set to your camera 5、This product can install most micro projectors or cameras on the market. Anti-skid design gives your device a better protection Features: This ball head can withstand heavy loads, lock solidly, and move smoothly. Aiming and horizon leveling can be accomplished as one instinctive motion, and rigid lockup takes just a quick twist of one control. Using this tripod ball heads are also much easier to carry and pack than tripods with pan-tilt heads--no long, protruding handles. This product can install most micro projectors or cameras on the market. Anti-skid design gives your device a better protection. Simply screw the tripod ball head on your tripod. Then screw the whole tripod set to your camera. Specification: Material: Metal Screw Mount: 1/4" thread Maximum Load: 2.5kg Pan: 360 degree Plate diameter:3cm Head weight:75g Head height: 6cm Compatible wit: All the cameras and tripod with 1/4" screw, And flash holder with 3/8" screw Package Include: 1 x Mini Ball Head