These quad skates also have tough 62mm, 93A hardness polyurethane wheels designed to provide just the right amount of grip. DESIGNED WITH SAFETY IN MIND - These traditional roller shoes are ...

We used our 60,000 PSI waterjet to spin a roller skate wheel to 45,000 RPM. We also did a razor scooter, roller blades and some caster wheels. The Weeknd ends yearslong Grammys boycott with ...