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 0.12kgs / 0.26lb One Package Size 8cm * 6cm * 5cm / 3.15inch * 2.36inch * 1.97inch Qty per Carton 120 Carton Weight 12.86kgs / 28.35lb Carton Size 50cm * 36cm * 37cm / 19.69inch * 14.17inch * 14.57inch Loading Container 20GP: 400 cartons * 120 pcs = 48000 pcs40HQ: 929 cartons * 120 pcs = 111480 pcs