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420 class class
OMP M4 MAX
Bigger blades, bigger presence — the M4 stretched to 420.
- RotorTech 420 Ultimate blades included with Kit and PNP
- Over 30% larger R80-7 main motor to drive the larger blades
- Large 22 mm carbon tail boom and one-piece CNC tail housing
- Tail rotor dynamic weights reduce yaw servo loads
- Flight times of 3–15 minutes on 6S 2000mAh
- Blades
- RotorTech 420
- Flying weight
- approx. 1500 g
- Battery
- 6S 2000mAh
- ESC (PNP)
- OMPHOBBY 85A
Ideal for: Pilots wanting big-heli feel without going to 550 size.
Full specs on omphobby.com ↗Available now
Buy the M4 MAX from
Heli Specialist
Midland Helicopters
One of the UK's best-known RC heli specialists.
Visit store ↗General RC Hobby Shop
Align-Trex
Wide-ranging RC hobby store stocking the OMP range alongside planes, cars and more.
Visit store ↗Heli Specialist
Heli Henson RC
Pilot-run shop with hands-on heli know-how.
Visit store ↗