ITEM NAME:4PCS Black Car Motorcycle Tire Valve Core TR412ac Tire Valve Stems With OZ Specification: Main Colour: Black and Chrome Material: Rubber, Copper, Zinc Length: about 3.5cm Fitment: Fits 11.5mm Rim Hole Features : Highest quality Usage: All Cars & Motorcycles Tyres with R412ac Wheel Tyre Valve Reliable,Durable and Flexible:Made of Copper and high quality rubber. Note: 1.Please allow 1-5mm error due to manual measurement. 2.Due to the light and screen difference, the item's color may be slightly different from the pictures. 3. *No installation Tool & No instruction is Included, Professional Installation is highly Recommended* Package Included: 4 x TR412ac Tyre Valve with cap.4 x TR412ac Tyre Valve with cap. Usage: All Cars & Motorcycles Tyres with R412ac Wheel Tyre Valve. Due to the light and screen difference, the item's color may be slightly different from the pictures.