For Samsung Galaxy S21 5G SM-G991B Signal Flex Cable

For Samsung Galaxy S21 5G SM-G991B Signal Flex Cable 1. Antenna signal flex cable replacement for Samsung Galaxy S21 5G SM-G991B. 2. Replace your broken or unusable item with a new one. 3. Each item has been checked and in good condition before shipping. 4. Completely fit and work. 5. Professional installation is highly recommended. We will not be responsible for any damages to your device that you may cause during the changing of replacement parts.