15
5. SLIDE THE WASHER ONTO THE AXLE AND THEN FINGER-TWIST THE AXLE NUT CLOCKWISE ONTO THE AXLE.
6. TIGHTEN THE AXLE NUT WITH THE 15MM WRENCH.
7. FLIP THE BIKE FRAME OVER AND REPEAT STEPS 2 – 6 ON THE OTHER SIDE WITH THE OTHER TRAINING WHEEL.
AXLE NUT
15MM WRENCH
WASHER