1、Aluminum alloy construction, anti‑rust, wear‑resistant, durable, lightweight and portable, load bearing is up to 5kg 2、With a 3/8'' screw hole on the bottom, and a 3/8'' to 1/4'' adapter, this ball head is universal for most tripods 3、Supports 360° rotation in horizontal direction and 90° rotation in vertical direction. The built-in bubble level can help you keep camera stable 4、The top 1/4'' screw has a detachable rubber pad that can offer anti-skid and anti-scratch protection to your camera 5、Suitable for many devices, cameras, tripods, light stands, flash, etc This ball head can withstand heavy loads, lock solidly and move smoothly. Mini and lightweight, easy to carry and use. Features: Aluminum alloy construction, anti-rust, wear-resistant, durable, lightweight and portable, load bearing is up to 5kg. With a 3/8'' screw hole on the bottom, and a 3/8'' to 1/4'' adapter, this ball head is universal for most tripods. Supports 360° rotation in horizontal direction and 90° rotation in vertical direction. The built-in bubble level can help you keep camera stable. The top 1/4'' screw has a detachable rubber pad that can offer anti-skid and anti-scratch protection to your camera. Suitable for many devices, cameras, tripods, light stands, flash, etc. Specification: Material: Aluminum Alloy Color: Black Screw: 1/4'' Screw Hole: 1/4" & 3/8'' (with a 3/8'' to 1/4'' adapter) Maximum Load: 5kg Ball Head Size: Approx. 2.5cm / 0.98in Quick Release Plate Size: Approx. 4.3 x 3.8cm / 1.7 x 1.5inch Total Size: Approx. 7.8 x 6.6cm / 3.1 x 2.6inch Weight: Approx. 221g Package List: 1 x Mini Ball Head 1 x 3/8''  to 1/4'' Adapter Other items in the picture are not included.