DDJKCZ Training Wheels Flash Mute Wheel Bicycle Compatible for Bikes of 12 14 16 18 20 Inch (For 12-20 inch black)

[The package contains]1 pair of wheels, 2 universal legs, a bag of screw and nut accessories (8 pieces), 1 bag of star bicycle decorations, 1 car bell, and 2 installation tools.

[Note]the visible length of the studs on both sides of your bicycle's rear wheel is at least 0.4 inches.As shown in Figure(3).If it is too short, it cannot be installed properly. We need to purchase relevant accessories for extension.

[Product upgrade] 1. Regarding the issue of auxiliary wheel detachment: We have added a large circular fixing plate to prevent detachment, making it more durable. 2. Regarding the issue of bracket deformation: Our bracket is 0.118 inches (3mm) thicker than a regular bracket of 0.0196 inches (0.5mm), making it more sturdy and safe.

[Applicable scope]12inch bicycle, 14inch bicycle, 16inch bicycle, 18inch bicycle, 20inch bicycle.(The size of a bicycle is usually visible on the tires).

[Easy Installation]Our pictures and videos demonstrate the correct installation method. It should be noted that:we recommend the training wheel for boy and girl should be about 0.5 inch away from the ground when the bike is standing upright, which can benefit your kid's sense of balance in riding.

[Usage precautions]Weight-bearing range: less than 80 pounds.Make sure that the training wheels are installed correctly. Please use the training wheels under the supervision of an adult.