Includes: • Main Gear Units (x2) • Undercarriage Oleo Legs (x2) • 3-Way Connector (x3) • 2 x 2m Blue Pressure Tubing • 2 x 2m Red Pressure Tubing • 300ml Air Tank • Filler Valve • Variable Rate Control Valve • Aviation Grade Aluminium • Suitable for 1.20 ~ 1.40 Size Models • Air Up / Air Down Operation