New upgraded AirTag bike saddle mount. AirTag is an ultra-wideband Bluetooth tracking device launched by . This seat mount allows the AirTag to be securely fixed under the bicycle seat, enabling real-time bike tracking. Features a top and bottom dual-clamp design with a compact structure to prevent accidental detachment. The low-profile design is discreet and hard to detect. Includes security anti-theft bolts and a dedicated screwdriver, ensuring the mount cannot be removed with standard tools or by hand. Constructed from high-quality ABS material using precision molding. Does not interfere with signal transmission, maintains accurate dimensions, and prevents abnormal noise. Splash resistant and helps keep the AirTag dry. Comes with two types of spacers, compatible with 7mm, 7x9mm, and 7x10mm seat posts. Protected under design and utility model patents. Package includes: Cover x1 Lower cover x1 Anti-theft bolt x2 Self-locking nut x2 Special screwdriver x1 Spacer x4 User manual x1 Note: AirTag not included