Specifications：
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They are perfect for Outdoor and Indoor skating and are maintenance free! Coming in two pieces: the wheel and the special spacer.
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Spice up your ride with those great wheels!
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Comes with the magnetic spacer that has to be used to generate the power to light up the LEDs. Can be used only with 8mm axles!
Installation Instruction:
- Wheel hardness: 88A
- Application: inline skates
- Material: PU
- Size: 72mm,76mm,80mm
- Bearing Core: 608 (Standard)
- Thickness: 24MM
