ITEM NAME:Auto Car Wheel Tire Valve Stem W/ Dust Cap Aluminum Alloy Gray 4Pieces Description: Made from high quality light weight aluminum chromed. Portable and durable, easy to carry, lightweight. corrosion and water resistant. Easy to install, screw-on without any direct modification. It comes with 4 pieces of wheel valve caps. Specification: Material: Aluminum Alloy Size Chart: Bottom External Diameter: Approx. 16mm/0.63inch Total Length: Approx. 40mm/1.57inch Package Includes: 4 Pieces Car Tire Valve Stems SKU: DMO0000615852026993.4 Pieces Car Tire Valve Stems. Material: Aluminum Alloy. Portable and durable, easy to carry, lightweight. SKU: DMO0000615852026993. Total Length: Approx.