Tayizoo Light Up Bike Training Wheels With Axle Extender For 12/14/16/18/20 Inch. Brand New Never Used. Same or next day USPS Shipping. Bike Training Wheels When your children start learning to ride a bike, the first thing they need to gain is the sense of balance Tayizoo training wheels will help your children learn to ride a bike effectively without difficulties, and improve your children's safety and confidence Training Wheels for 12/14/16/18/20 Inch Bike Tayizoo Training wheels or stabilizers are an additional wheel or wheels mounted parallel to the rear wheel of a bicycle that assist learners until they have developed a usable sense of balance on the bicycle. The overall bracket and wheels are THICKER, HEAVYDUTY,STRONGER and EASIER to install than regular wheels , fits 12,14, 16, 18,20 inch Bike. These training wheels provide stability and security, ideal for boys and girls for their first bicycle road test. Children experience less anxiety and feel naturally calm when using bicycle training wheels. Ideal gift set for birthdays, Christmas, and holidays. Exterior Finish Alloy Steel Brand Tayizoo Wheel Size 4.5 Inches Material ABS Plastic Rim Size 4.3 Inches Item Weight 1.9 Pounds universal training wheels are suitable for 12/ 14/ 16/ 18/ 20/ inch single-speed bicycles for children,But not suitable for variable speed bicycles Wear-resistant Materials and High-quality ABS wheels, and high-quality steel frame,provide the necessary security and stability which it needs in the first road tests on the bike,Support riders weighing no more than 100 pounds.Gives your child the best start to gaining their balance and confidence without holding the back of the saddle Anti-slip,noise-free, It's a great starter package for your child?s first bike lesson. biggest size suitable training wheels for 20 inch bike we offer complete installation tools.you have more options to adjust the height, so it's easy for you to install the training wheel on your bike quickly. EASY TO INSTALL: Tayizoo offer complete installation tools (2 x Bolts, 2 x Big Screw Washers, 2 x Small Screw Washers, 2 x Locking Nuts, 2 x Limit Spacer, 1 x Wrench, 1 x Socket Wrench), 1 installation manual, so it's easy for you to quickly install the training wheel on your bike.