Inline Roller Skate Wheels Replacement 4pcs 69mm PU Flash Wheels

These 69mm skate wheels combine polyurethane, rubber, and steel construction to deliver stable shock absorption, quiet rolling performance, and integrated lighting for improved visibility during evening rides. 1. Constructed from PU, rubber, and steel, each wheel measures approximately 69 millimeters in diameter and features a uniform black exterior. 2. The central axle bore includes a removable white plastic spacer that aligns with 6 millimeter shafts by default and supports 8 millimeter axles when extracted. 3. Rotation triggers internal flashing mechanisms to increase nighttime visibility while the solid tread formulation dampens road vibrations and reduces rolling noise. 4. The package provides four identical wheels designed for direct mounting onto standard inline skate frames, caster mounts, and compatible luggage systems. 5. Suited for regular recreational skating, training drills, artistic routines, casual sports participation, and everyday mobility on wheeled equipment.