1、Includes valve stem core (already installed), valve stem cap & mounting screw Features: 1. Includes valve stem core (already installed), valve stem cap & mounting screw that attaches valve stem to sensor. 2. Stable characteristics, high reliability. 3. Easy installation. Specifications: Material: Rubber & Pure copper Color: Black Total Length: 6cm / 2.36" Thread Length: 1.2cm / 0.47" Cap Diameter: 1cm / 0.39" Quantity: 4pcs Package Weight: 69g 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 And other car models... Package Included: 4 x Snap In Tire Valve Stems Note: Please allow 1-3cm error due to manual measurement. Thanks for your understanding.