Size - Diameter: 70mm, width: 24mm, bearing bore: 8mm. Compatible with most inline skates, casterboards, and skateboards. Please verify compatibility with your inline skates before purchasing. High-Quality Material - These inline skate wheels are made of high-elasticity, wear-resistant PU material, offering improved shock absorption and reduced risk of cracking. Provides excellent grip for safe skating with reduced slipping risk. Applications - Ideal for beginners, these wheels deliver a smooth and stable ride suitable for indoor and outdoor use. Great for daily practice, recreational skating, skating competitions, and artistic skating. Package Includes - 4 replacement wheels, sufficient for one pair of roller skates. Meets standard replacement needs. High-elasticity material ensures quiet and effortless movement. Well-suited for indoor practice and casual skating, offering convenience and practicality. Color: Black Material: PU + Metal Size: 70mm x 24mm Package Contents: 4 x Inline Skate Wheels Note: The package includes only the items listed. Other accessories are not included. Note: Slight color variations may occur due to lighting and display differences. Measurement may vary by +/- 1-3cm.