??Your Kids Need It ?? The auxiliary wheel is made of thickened cast iron, which is not easy to bend and deform. It can make it easy for your kid to enjoy the fun of cycling, help them increase the time spent on outdoor activities, and protect the beginner cyclist from injury.
??Universal and Adjustable ?? The support wheels fit 12/ 14/ 16/ 18/ 20 inches single-speed bikes with a horizontal rearward-facing track fork end. Note that it can not be installed on bikes with derailleurs or transmissions. No matter how old you are when you started learning to ride a bike, it is for you! This auxiliary wheel is designed with multiple mounting holes, which are suitable for a wide range of applications and can be installed on children's bicycles or adult bicycles.
??Easy to Install ?? The set comes with installation accessories, you don't need to prepare other tools, just screw on it, it's that simple, anyone can install it. They can also be removed without hurting your bike.