Child bicycle training aid wheel, adjustable training flash, soundless wheels, bike stabilizer, compatible with 12-20 inch bikes, 2

Feature: 1. Materials: high-quality ABS wheels and high-quality steel, for beginners, will be safer, more stable, lightweight, and noiseless. 2. Protection: ensure your child's safety when learning to ride, and allow your child to get the best start to achieve balance and confidence on two wheels. 3. Function: non-slip, wear-resistant, provide stability, help children ride bikes, and allow children to enjoy the fun of riding. 4. General: adjustable size of auxiliary wheels, suitable for single-speed children's bikes 12-20 inches. 5. Easy to install: includes everything you need to install, including two nuts, two washers, two bolts, shoulder screws, vertical support arms, two wheels, and a wrench. 6. These wheels are designed for bikes with a lighting function, which can attract your children's attention. Additionally, the wheels feature stability, are thicker, for peace of mind when used by children. Specifications: Wheel material: PVC + steel Size: 12-20 inches Universal color: black, red, blue Applicable bike: single-speed children's bike