TFL Gas RC Boat Parts Refuel Nozzle

521B70:
magnetic nozzle 
L=35mm  H=24mm  D=Φ5  W=27mm

521B71:
L=26mm  Φ=26mm  Φ=3mm

521B71(R):
L=26mm  Φ=26mm  Φ=3mm

Mainly used for connection between gas‑powered RC boat and fuel tank. It is mounted on the hull outer shell. A fuel tube connects the fuel dot to the fuel tank. You can refuel directly by hand pump through this fuel port, without opening the hatch, and avoid accidental fuel overflow while pouring fuel.