Roller skate
From Wikipedia, the free encyclopedia.

The roller skate, or "quad skate" is kind of skate with 4 wheels arranged in two rows. It is different from the inline skate.

Different models exist :

• speed
• hockey
• artistic
• dance
• recreational
• aggressive
• jumps
• indoor/outdoor
• etc...

You can build a quad skate with 4 elements :

• boots
• frames
• wheels
• bearings

The original article can be found at: http://en.wikipedia.org/wiki/Roller_skate.
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