PTK 6820 MG All-metal gear 20kg high-speed large-torque servo motor RC car model fixed-wing U300 (6pcs)

- High-Torque Power Core：PTK 6820 with Core motor. 6.0V stall 18kg.cm (0.104s/60°); 7.4V 22kg.cm (0.94s/60°); 8.4V up to 27kg.cm (0.87s/60°). Rated [email protected]. 1520μs/333hz frequency, ±45° travel, stable low-noise, fits power needs of small-medium heavy-load devices.
- Plastic Shell + IP65 Waterproof + Metal Gears：Wear-resistant Metal Gears, withstanding medium-high load high-frequency loss; 53g plastic shell balances protection & lightweight; IP65 resists rain/dust, anti-vibration impact, stable in outdoor mud/rain, fits climbing RC cars, aircraft load-bearing parts.
- Dual-Bearing Stable Output：Precision assembly with 2 ball bearings reduces wear, smooth transmission. 4.8V-8.4V wide-voltage circuit, stable under fluctuation, provides continuous power for heavy-load scenarios, avoiding control failure.
- Programmer Function + Long Harness：Supports programmer (sold separately) for torque/speed adjustment. 300mm harness, compatible with most small-medium models, flexible wiring without distance limits, easy for beginners to debug parameters.
- Heavy-Load Scene Adaptation：40×20×35.5mm, 53g, suitable for climbing RC cars, aircraft main surfaces, outdoor micro robot joints, easy installation, matches "waterproof + programmable + high-torque" core needs.