Description: Full metal leveling head base, abrasive resistance and stability. 1/4" camera screw thread for most DSLR cameras, and standard UNC3/8" female screw thread applying to any tripods. Free adjustable from -15degrees to +15degrees, to provide multiple shooting. Built-in bubble levels for accurate imaging and shooting. It is mounted between your tripod and your camera, for taking photos/videos and bird-watching. Specification: The leveling head base which can be directly equipped with tripods. It is specially utilized for unbalance situation. The adjustable angle is from -15-degree to 15-degree, which makes the operation smooth, sturdy and easy to lock. Speedy adjustable with different angles (from -15degrees to +15degrees). Base screw: UNC3/8 ”, apply to any tripod. Reliable locking system, suitable for VT series photo/video & bird-watching head. Model: LB-60. Ball diameter: 69mm /2.72in. Base diameter: 60mm /2.36in. Tripod mount thread size: 3/8 ” female thread (bottom), 1/4 ” thread (attachment). Camera thread size: 1/4 ” thread. Max. Height: 45mm. Max. Load: 12kg /26.4lbs. Adjustable range: +/-15-degrees. Package Includes: 1x Tripod Leveling Base 1x English User Manual Note: Camera is not included