Rollercycle motorized for use with inline skates. The Personal Power Accelerator.
Chicago Roller Skate Co., est. 1905 - Made-in-Chicago Museum
Where to rollerskate in Los Angeles and Orange counties - Los Angeles Times
Roller skating: 'I roller skate every day, here's why I love it'
Amazon.com: M-GRO Adjustable Inline Skates Kids Girls Boys Ages 6-12 with Light Up Wheels,Outdoor Roller Blades Adult Women and Men : Tools & Home Improvement