Features: 1.1/4" camera screw, 3/8" standard mounting screw 2. Automatic double safety lock design 3. Good fluid damping adjustment performance 4.360° horizontal rotation base 5. Portable and practical, the best choice for all photographers 6.New upgraded quick release plate 7. Double safety lock design 8.0-180 liquid damping system, partial adjustment 9. Comfortable handlebars can be assembled on both the left and right sides 10. Geared center column 11. Machine and center shaft lock handle design 12. Tripod legs flip lock system