upn0051Sensor, RF IDPart numberupn0051CategoryElectronicsMaterialPlasticAppears in1 setsThis part on Rebrickable ↗ (opens an external website)Available colours 1Light Bluish Gray#A0A5A91 sets – Sets in this colour: Light Bluish GrayNumbers at other sourcesSourceNumberRebrickableupn0051Sets containing this partColourAll coloursLight Bluish GrayApply1 resultMS1048-1Mindstorms RF ID Sensor20083 partsNXT1× in this set