Enhance the performance of your bus or commercial truck with this tire screw positioning block set. Crafted from durable steel, these hub and blocks ensure precise wheel alignment and reduce road vibrations. To install, fit the hub centric onto the wheel hub, then secure the blocks in place, ensuring a tight fit for optimal wheel . Features - Color: Black -Material:65 manganese spring steel - Size: 2.60X2.60X1.10cm/1.02X1.02X0.43in -Lightweight durability: made from steel, this hub centric is both lightweight and durable, suitable for heavy duty use in buses and trucks -Stable positioning: ensures stable wheel lug nut positioning and , providing enhanced safety and performance for commercial vehicles -Easy installation: no need for professional tools; this hub centric can be installed quickly and easily, saving time -Precision engineering: high precision manufacturing a tight and secure connection between the wheel hub and tire, boosting driving safety -Elegant design: the aesthetically pleasing design of the block positioning set enhances the overall look and feel of your vehicle Package list: 10 x wheel hub positioning