Features: High elasticities PU shock pad absorb 30% more impact for smoother cycling, compatibility with 7 10" skateboard trucks to enhances durability and reduce deck wear. Features 15mm thickened vibration dampening cushions with tool free installation, designed for quick setups and optimized truck stability during sharps turns. Ideal for street skaters, skateboard enthusiasts, and park cyclists pursues responsive control and reduced fatigue during technical tricks or downhills. Performs reliably on pavements, skatepark ramps, and rough terrains while maintaining grip and minimizing wheel bites during aggressive carving. Engineered with weather resistant PU component to outlasts standard silicones bushings, ensuring consistent shock absorption through ollies, grinds, and high impact landings. Specifications: Color:Four Choices Dimension:2.5x2.5x1.5cm/0.98×0.98×0.59in Component:High elastic PU Package Includes: 4pcs shocked absorber PU pad note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.