1. This professional mini ball head is the good accessory to add versatility to any tripod. 2. This locking ball head makes adjusting your camera to nearly any position quick and easy. 3. Simply loosen the knob, and rotate, tilt and pan your camera or camcorder with complete fluidity. 4. Simply screw the tripod ball head on your tripod. Then screw the whole tripod set to your camera. 5. When a 90-degree angle is desired, simply lower the platform into the notch. 6. Made of metal with strong durability and high stability. 7. Lightweight and portable, ideal for travel companion.Specification: Package Weight One Package Weight 0.07kgs / 0.15lb One Package Size 7cm * 4cm * 3cm / 2.76inch * 1.57inch * 1.18inch Qty per Carton 200 Carton Weight 8.00kgs / 17.64lb Carton Size 37cm * 22cm * 32cm / 14.57inch * 8.66inch * 12.6inch Loading Container 20GP: 1023 cartons * 200 pcs = 204600 pcs40HQ: 2376 cartons * 200 pcs = 475200 pcs