TPMS Tire Pressure Monitoring System Anti-explosion Snap In Tire Valve Stem Pressure Sensor Monitoring System Features: *Includes valve stem core (already installed), valve stem cap & mounting screw that attaches valve stem to sensor. *Stable characteristics, high reliability. *Professional design for the Buick hub diameter 11.5, as tire pressure monitoring alarm supporting products. *Easy installation. Specifications: Item type: Snap In Tire Valve Stems Applicable: Buick Regal/Lacrosse and some Cadillac models etc Color: Black Size: Diameter 20mm, total length 60mm Weight: 25g Material: EPMD rubber + Copper material Standard: American Assembly method: Buckle type Fitment: For Buick Enclave 2009-2015 For Buick Encore 2013-2014 For Buick Verano 2012-2014 For Buick Regal 2011-2015 For Buick Lucerne 2007-2011 For Buick Lacrosse 2008-2015 Package Included: 1 * Snap In Tire Valve Stems Note: 1.Please allow 0.1-0.3cm differences due to manual measurement, thanks. 2.Please understand because of the light irradiation or computer display difference, so I can't guarantee photos and real color is 100% the same.