ZOSEN Bike Training Wheels Bicycle Stabilizers for Kids, Fit 12 14 16 18 20 Inch Bikes

Training wheels are additional wheels mounted on the rear wheel to maintain the balance of the bike. It is a good helper for bicycle beginners to reduce their fear and gradually learn to keep the bike in balance.

How to install bike training wheels?
Step 1: Connecting the training wheel and support bar together. First assemble the bolt, wheel, gasket, bracket arm and nut in order and then fix them by wrench.
Step 2: Unscrew the bicycle rear axle nut, then fix the stop block, fasten the pointed horn of stop block on the bike frame.
Step 3: According the size of bike or wheel, choose the proper hole location on the support bar. Fix them with nut by slightly press strength.
Step 4: Using the same way to install the training wheel of the other side. In order to install it smoothly, please screw in press strength.

Note: Check that these training wheels are properly tightened before each use.

Specification:
-Material: Steel & Rubber
-Color: Black
-Size:
Wheel: 4.33 inch*4.33 inch*0.98 inch /11cm *11cm*2.5cm
Bracket Arms: 10 inch*1.1 inch / 25.4cm*2.8cm
-Fit: 12/ 14/ 16/ 18/ 20 inch Bicycles, not for variable speed bicycle

Package Includes:
2 Wheels
2 Bracket Arms
2 Shoulder Bolts
2 Locking Nuts
2 Stop Block
2 Gasket