This product is an valve core kit, which is made of durable iron material, with good texture, sturdy and practical. Easy to install and use, it can be easily applied to your car, a very practical accessory that will meet your needs well. Features -Color:Assorted Color -Material:Iron -Size:3.00X1.20X1.20cm/1.18X0.47X0.47in -The use of firm iron materials ensures that the Refrigeration Valve Core is durable and reliable. -The Refrigeration Automotive Valve Core is compatible with 134a systems, making it suitable for a wide range of applications. -The Valve Core is easy to use and sturdy, making it practical for maintenance and repair purposes. -This car valve core provides a comprehensive solution for all air conditioning needs. -Lightweight design, right size to carry, easy to use and easy to operate. Package list: valve cores 2 x valve cores