Scorpion is pleased to announce the new HK-4526-520kv motor – F3C Edition is now available. This motor is designed to be the ultimate competition motor for the F3C and set manoeuvres in 3D flying. Every one of the HK-4526-520kv F3C Edition is carefully winded with single strand of 1.4mm wire to provide maximum possible efficiency. The Max. Peak power and current rating are the same as the HK-4525-520kv – Ultimate but has a smoother power curve during operation allowing the pilot to have precise control of the helicopter during manoeuvres.