training wheels flash mute wheel bicycle stabiliser mounted Kit compatible for bikes of 12 14 16 18 20 Inch? 1 Pair

This product only ZJJHMY is the seller the others are pirated please pay attention to buy??This set of stabilizers assist young learners until they have developed a usable sense of balance on the bicycle. Improve your child’s safety and confidence without holding the back of the saddle .
??Wheels diameter:4.33 inch. Universal training wheels fits for 12/ 14/ 16/ 18/ 20 inch children’s bicycles. Tips: For Single Speed Bikes Only (Cannot Be Installed On Bikes with Derailleurs)A few bicycle axles less than 0.8 inches will not fit and Supports Riders up to 100 Pounds .
??These bicycle training wheels are made of high quality plastic and rubber which it is anti-slip wear resistant providing stability and help children to ride a bike without fear. Light weight and noiseless.
??Easy to install all mounting hardware and installation instructions is included you will have more choices to adjust the height.
??Contact us if you have any problem with the product or the process of using it we will solve it for you 24 hours for you ?-Brand:HUWAY|Wheel Size:12 Centimeters|Pitch Circle Diameter:12 Centimeters|Item Weight:0.79 Kilograms|Item Diameter:4.33 Inches|Vehicle Service Type:Bicycle|Load Index:1.00|Rim Width:4.35 Inches|UPC:750193096334|Color:black