?PACKING LIST: Comprises two nuts, two washers, two shoulder bolts, two vertical bracket arms, two wheels, 1 wrench,1 installation manual,1 bicycle bell. ?EASY TO INSTALL: 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. ?ANTI SKID, NO NOISE: 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. ?SECURITY AND STABILITY: 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. ?UNIVERSAL: training wheels are suitable for 12/ 14/ 16/ 18/ 20 inch single-speed bicycles for children,But not suitable for multi-speed bicycles.

Vehicle Service Type: Bike. Rim Size: 20 Inches. Material: Carbon Steel. Wheel Size: 4.5 Inches. Brand: Tayizoo. Exterior Finish: Alloy Steel. Size: 20 inch. Date First Available: March 21, 2021. Best Sellers Rank: #8,869 in Sports & Outdoors. Customer Reviews: 4.0 out of 5 stars 462 ratings 4.0 out of 5 stars. : B08ZLMD7VY. Sport Type: ?Cycling. Size: ?20 inch. Manufacturer: ?talik. Material: ?Carbon Steel. Color: ?Black. Brand Name: ?Tayizoo. Package Weight: ?1.11 Kilograms. Item Package Dimensions L x W x H: ?10.9 x 6.5 x 2.1 inches.