100Pcs Tire Valve Core Schrader Valve Core Replacement Tire Remover Universal Valve Stem Core Replacement for Automotive, RV, ATV & Air Conditioning Package includes 100 pieces of Schrader valve cores. Constructed from high quality copper with nickel plating, these valve cores are robust and can efficiently prevent rust and corrosion. Appropriate for all standard valve cores of most vehicle tires, such as cars, trucks, motorcycles, lawn mowers, mountain bikes, road bikes, and air conditioners ???? Confirming compatibility with the seller can reduce unnecessary after-sales issues. ????