• Retractable training wheels for use with a Trail-Gator
• Before installing the child's bicycle, simply pivot the wheels in an upwards direction
• foldable
• size: 12 - 20"
• Designed to mount on most single speed bicycles
• In order for Wald training wheels to fit your bicycle, there must be at least 3/8? of axle outside the axle nut on both sides of the rear wheel.
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