The modular system is based on a frame which simply attaches between the head restraint mountings. This can be used with your choice of Coat Hanger, Universal Hooks, or Apple iPadTM Holder. The Base Carrier remains stable thanks to its automatic locking mechanism. The various Travel & Comfort system components can be easily connected and removed via its plug connector. Suitable for many BMW vehicles on the driver side or the passenger side. Features an attractive BMW design, made with high quality plastic in welded matte black.