Features With 3/8" screw hole on the bottom, can be easily mounted to most tripods, ball heads, monopods, etc. Also has a 3/8" screw, compatible with most cameras, tripods, monopods, etc. Horizontal 360 degree rotatable and vertical 180 degree rotatable, can satisfy your various photography angle needs. The extension arm can add additional height for the tripod, capturing larger range of beautiful scenery. When use with a low tripod (not included), the extension arm is perfect for low-angle macro photography. Also suitable for scenery photography, portrait, etc. Made from premium aluminum alloy, the axis tube diameter is 25mm and the maximum load capacity is up to 10kg, sturdy for use. Specifications Brand: Manbily Model: ZW-02 Color: Black Material: Aluminum alloy Tube Diameter: 25mm/ 0.98inch Load Capacity: 10kg Product Size: 50 * 5.8 * 5.8cm/ 19.6 * 2.2 * 2.2inch Product Weight: 592g/ 20.8oz Package Size: 53 * *9.2 * 8.5cm/ 20.8 * 3.6 * 3.3inch Package Weight: 817g/ 28.81oz Package List 1 * Tripod Extension Arm 1 * Locking System