Features: 1. Aviation-grade aluminum CNC precision machined design, weighing only 51g 2. Knob-type adjustment for smooth and stable rotation; allows quick installation and provides greater stability compared to spring-type mounts, effectively preventing loosening 3. Bracket features multiple expansion slots, a cold shoe groove at the bottom, and a 1/4-inch screw hole on the left side 4. Mounts on the top of the phone, preserving the phone's original grip while providing an unobstructed screen view for enhanced comfort and aesthetics 5. Comprehensive protection helps prevent damage to the phone; contact surfaces between the bracket and phone are equipped with protective padding Color: Black & Red Material: Aluminum Alloy Package Contents: 1 x Mobile filter holder Note: Light reflection and different display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.