Features: Security Alert Measuremail: Color altering feature ocularly indicates nut loosening, helping chauffeurs detect and address wheel concerns immediately, ideal for long drag and city buses. Permanent Polystyrene Substancemail: Produced from powerful polystyrene with excellent weather resistance and effect durability, ensuring permanent execution in various conditions. Quick Installation Planumberebog: Easily attaches to wheel almonds lacking tools. Wide Agreement: Twelve hundred multiple vehicle varieties, including trucks and buses. Live Monitohoadministrator: Continuously monitors nut tightness, reducing accident risks from loosening, ideal for security concentrated transport operations. Specifications: Substancemail: Polystyrene, powerful and permanent process, ensuring which is not simple damage after extended use. Dimensionsecond: Global size plan for standard truck and bus tire almonds. Selling characteristicsecond: Furnishes a variety of color picks to facilitate the demands and preferences of different users. Practicality: Quickly detect the looseness of the tire almonds through visual indicators, improve vehicle security, and is suitable for professional maintenance personnel automobile proprietors to conduct identity inspection. Package Includes: Truck bus wheel tire nut tightening loose × 10 note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.