4pc - TPMS Wheel Valve Stem Assembly Kit for BMW - Beru Style - Fits RDV021 RDE012 RDE008 TPMS Valve Stems. Works with 315mhz & 433mhz frequency Tire Pressure Sensors Includes: (4) valve stems, (4) washers, (4) inner cores, (4) upper locking nuts, (4) bottom screws Engineered to work with most BMW Beru Tire Pressure Sensors A perfect and easy fix if your old valve stems are broken, have snapped off, leaking air, or if the inner cores are corroded Fits on the following TPMS Sensors - RDV021, RDE012, RDE008