Amazon.com: Eastwood Motorized Bead Roller Box 1 of 2 Adjustable Depth Stop Throat with Foot Pedal Motor Control : Tools & Home Improvement
Eastwood Elite Metal Bead Roller Drive System | Powerful 1/6Hp 120V | Features Infinitely Variable Speed Control 0-20 RPM & Foot Pedal | Fits Any Standard Shaft Size Hand Crank Bead Roller - - Amazon.com
Amazon.com: The Original Roller Racer Flying Turtle Sit Skate, Kid Powered, No Motor, No Pedals, No Batteries, Power by Zig zag Motion, Promotes Active Play in or Outdoors, Non-marring Skate Wheels :
Amazon.com : Soozier Pedal Exerciser Height-Adjustable Portable Exercise Bike with LCD Display and Foot Massage Roller for Seniors, Elderly, Hand Arm Leg & Knee Rehabilitation Training : Sports & Outdoors