1. Applicable models: motorcycles, bicycles, etc. with tubular handlebars 2. Uses: compatible with mobile phone brackets, camera brackets, etc. 3. Material: metal, plastic 4. Features: strong compatibility, wide applicability, easy installation, durable 5. Installation size: about 12.7-35mm in diameter 6. Size: about 6.2x3.6cm, the diameter of the ball head is about 25.4mm
