Based on the information provided, here is a summary of the features and specifications of the Quick Release Wing Nut Balancer: Brand New, High Quality: The balancer is brand new and made of durable materials to ensure quality and longevity. Quick Release Wing Nut: This feature allows for quick and easy balancing by simply pressing the release lever to release the wing nut threads. Works with Many Brands: The balancer is compatible with a wide range of brands due to its universal design. Dimensions: 40mmx4mm. Package Contents: The package includes one hub wing nut as shown in the specifications provided. Material: The balancer is made of metal for durability and reliability. Dimensions: Size options are provided in the specifications, buyers should choose the correct model based on their car's nut size to ensure proper installation. Note on Measurement and Color: Due to manual measurement, there may be 1-2 cm errors in the measurements. Due to monitor differences, the actual color of the item may vary slightly from the picture. Before purchasing, customers should carefully select the appropriate size according to their car nut model to avoid purchasing an inappropriate size. If precise measurements are required, it is recommended to cross-reference with the car manual or existing hardware.