FEATURES:
Excellent Material, Great Performance.
14 poles rotor .
14 poles rotor .
High quality Bearings, super smooth and wear-resistant
High teamperature resistant 220°C， with stable performance and longer life
0.2mm silicon steel sheet high grade, low heat generation and high efficiency
48SH rotor NDFEB tiles, Light-weight and strength hole core steel shaft
MAX Thrust(g):
B4218 330KV 8204g
B4218 560KV 5618g
