The Genuine BMW Rep.Cable F Knee Prot. And Control Unit - 61116939934 is a replacement cable and control unit for the knee protection system in BMW vehicles. This product is designed to ensure the proper functioning and protection of the driver's knees in the event of a collision. It is an authentic BMW part, ensuring compatibility and quality. The cable connects the control unit to the sensors and airbags in the knee protection system, allowing for quick and effective deployment in case of an accident. This product is essential for maintaining the safety features of your BMW vehicle and should be installed by a certified technician.