Wheeleez WZ1-30UA 30cm Wheel Features:

- Weight: 2.91 lbs (1.32 kg)
- Outside Dimensions: 11.8x7" (30x18 cm)
- Width at Bushing/Bearing: 7.3'' (18.5 cm)
- Bushing Diameter: 1/2'' bushing
- Tire Material: Polyurethane
- Hub Color/ Hub Material: Gay/Polypropylene
- Max. Payload per Wheel: 121lbs (55 kg)
- Pressure Range: Low Pressure 2-4 psi (0.14-0.28 bar)

Wheeleez Tire changing procedure:
- Deflate tire
- Remove nuts from back side of wheel. (3) PVC wheel, (4) PU wheel.
- Remove bolts and Bearing Retainer Rings.
- Separate Hub Halves by pulling apart gradually.
- Remove Bearings/Bushings from Hub Halves and replace if visibly worn.
- Remove old tire and discard.
- Reverse procedure for installation of new tire. Wiggle tire/hub halves to seat together.
- Inflate to proper PSI (See side of tire for correct pressure).

Hint: Change 1 tire at a time leaving other(s) assembled as reference when re-assembling.

Tools required:
1. 10mm adjustable socket wrench/ratchet or nut driver required to remove nuts & bolts.
2. Tire Pump
3. Low Pressure Gauge.