Embodiments disclosed aggregate a plurality of crowdsourced measurement sets for antennas received from a plurality of Mobile Stations with a Base Station Almanac, based on a measurement location estimate and a measurement location uncertainty estimate associated with each measurement set. The component comprises a brake drum adapted to rotate integrally with the hub, and a brake shoe. The welding torch assemblies may also include a temperature sensing system integral with the welding torch and adapted to sense a temperature of the workpiece.