Scorpion HK-4540-400KV motor (8mm) ULTIMATEOptional accessories: Bearing Lubrication Kit The Scorpion HK 4540 400Kv ULIMATE is designed for using on 700 class helicopters running on 12~18 cell Li Po power. This motor represents the most technologically advanced power source ever offered for a 700 class electric helicopter and also produces 23% more torque than the Scorpion popular HKIII 4035 series motors and exceed 90% efficiency. This Scorpion HK 4540 400Kv ULIMATE is designed for using on
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols