The set includes everything you need for a great skating experience. Designed to provide good grip and speed across various hardness levels with excellent durability. The inner and outer edges of the hub are oversized, reducing the amount of urethane on the wheel edges. This allows for easier stops and improved responsiveness. Size and diameter: 58mm / 2.28 inches in diameter, 32mm / 1.26 inches in width. Equipped with bearings and spacer. Enhance your roller skating performance. Type: Roller Skates. Wheel component: Bearing. Color: Black. Material: PU. Product dimensions: 5.8 x 5.8 x 3.2 cm. Package includes: 8 x wheels, 1 x wrench, 2 x brake pads, 2 x screws, 1 x screwdriver. The package includes only the items listed; other products are not included. Note: Due to light reflection and differences in display screens, the color in the image may vary slightly from the actual product. Measurement error allowance is +/- 1-3 cm.