Dioche Universal Bicycle Training Wheels, 12-20" Black, Alloy Steel

• 【Stable Training Wheel】12inch-20inch children bicycle training wheel: Two back wheels form the triangle stable structure, no need parents no falling down more stable and secure.
• 【Noiseless Rubber Wheel】Noiseless rubber wheel: Noiseless rubber wheel, more abrasion-proof, more noiseless safer. artistic and beautiful.
• 【High Quality】The Bicycle Side Wheels all uses international standard thickened steel, never deformation. All use international standard thickened steel. never deformation which is thicker.
• 【Auto-locking Nut】Auto-locking Nut: We use the autolocking nuts to insure kids safety. Safer than ordinary nuts, won't be loose after screwing on.
• 【Guarantee】We strive to provide you with the highest quality product and the best customer experience. If you are not satisfied with our product, you can take advantage of the 180 days warranty.

Features: 1.Thickened Steel: All use international standard thickened steel, never deformation. 2.12inch-20inch children bicycle training wheel: Two back wheels form the triangle stable structure, no need parents no falling down more stable and secure. 3.Noiseless rubber wheel: Noiseless rubber wheel, more abrasion-proof, more noiseless safer. artistic and beautiful. 4.All use international standard thickened steel. never deformation which is thicker. 5.Auto-locking Nut: We use the autolocking nuts to insure kids safety. Safer than ordinary nuts, won't be loose after screwing on. Specification: Size: 24.4 x 19.9 x 2.5cm Application: 12-20inch Material: Northeast maple plank, steel, PU Color: Black Package List: 2 x Wheels (with fittings)