Material: The ignition lock cylinder and key set are all metal-made with outstanding structural strength. Function: Restores normal ignition performance and fixes issues like stuck keys and faulty lock cylinders. Installation: User-friendly design simplifies installation and disassembly, saving time and effort. Optimize the internal mechanical structure to effectively improve the starting delay and jamming issues caused by aging lock cylinders. Replace the aging and damaged lock cylinder to restore the vehicle's normal starting function., Manufacturer: PENGNAQP