MainKey4: Boys Girls Cycling Riding Assistant Wheels
MainKey5: Auxiliary Wheel Bike Learning Trainer Universal
MainKey6: Side Security Balance Support Wheels Set
Origin: Mainland China
Spoke Hole: 24-30H
Description:
Reinforced wheels with premium tires provide great and stability Very easy to install and sturdy enough to run smoothly and prevent from dangers This traning wheels provides kids to gaining their balance and confidence without needing adults holding Fits for 16 18 20 22 24 inches s Wheels Designed exclusively for single-speed s, not designed for multi-speed s