Good sealing, accurate size, anti rust, durable. Installed in automobile tire. Specifications: Material: metal Color: silver+red External thread diameter: 5mm(0.2 inch) Length: 19mm Package Included: Metal Automobile Tire Valve Core Metal VALVE STEM CORE TIRE PRESSURE SENSOR CORES TPMS Universal Bulk Lot Condition: New With High Quality Material: Metal Color: SILVER/RED Length: Approx. 1.9 cm/0.75 inch Max. Dia: Approx. 1.5 cm/0.59 inch Tip Dia: Approx. 0.1 cm/0.039 inch Universal red band Valve Stem Cores that fit most rubber or aluminum valve stems or valve stems off of any Tire Pressure Monitoring Sensor Package Included: Valve Core As Picture Shown