Features: Experience hassle free tire pressure management on your offroad journeys with the Automatic Tire Deflators, ensuring a quick and precise adjustment to optimals levels for any terrain. Crafted from copper, these tire accessories feature adjustable pressure, allowing for consistent and deflation to your pre set levels without the need for manual monitoring. For long distance traveler, and militarys vehicle operators who demand efficiency and accuracy in tire pressure adjustments for their rugged adventures. Whether navigating through challenging offroad conditions or preparing for extended travel, these tire deflators provide a maintenance solution that keep you moving with confidence. The set making it a convenient addition to any offroad toolkit for adventurers who prioritize safety and performances. Specifications: Component: Brass Length:Approx.58mm/2.28inch Color:Black Package Includes: 4pcs Tire Deflators note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. ②.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.