Training Wheel 252

• 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. • For riders up to 100lb (-01, -02) • For riders up to 125lb (-03) • For riders up to 75lb (-04) • Wald training wheels are designed exclusively for single speed bicycles. They are not designed for multi-speed bicycles.