alpha Racing EWS Antenna for BMW S1000RR/HP4 (2010-2014), with box for small service key and plug for OEM loom, to replace stock ring antenna. In combination with the safety-ignition-switch 6131A100A00-01 this part allows for removing the OEM ignition switch. The disabling of the immobilizer is accomplished by putting the plastic spare key into the included and marked box. Easy and fast fitting to standard loom with OEM plug. Weight: 0.06 kg.