For Bike Lock Chain Bike Chain Lock Anti Theft With 5-Digit Resettable High-Security Cycling Password For Motorcycles Doors. Convenient to Use: bike locks heavy duty anti theft Bike Chain Lock Features a 5-digit combination for customized security codes, ensuring keyless access and a broad range of possible codes. Sturdy and Secure: Engineered from tough manganese steel and fortified with a zinc alloy cylinder, this heavy-duty bike lock provides unmatched resistant to wear, rust, cutting, and prying attacks. Prevents Chain Rust: Crafted with a protective fabric cover, this heavy-duty anti-theft bike lock protects against rust, ensuring extended durability and maximum security. Effortless customization: bike locks heavy duty anti theft Bike Chain Lock Simply set a secure code and turn the RESET knob 90 degrees for protection; remember your combination for easy access. Versatile in uses: bike locks heavy duty anti theft Bike Chain Lock protect electric scooters, motorcycles, doors, fences, and gates with sturdy anti-theft bike locks for security. Keep your bike secure with our bike lock chain featuring support for a wide range of codes. Its wear-resistant design prevents rust, extending its service life. Set your combination and ride worry-free. Suitable for various applications. Material: manganese steel core + cloth cover + zinc alloy lock core. Product size: about 100cm/39.37 inches long.