not sure.
I ran the prather 220 on the stock motor - 1.72" Diameter 2.6" Pitch
m445 wich I ran on the stock 1500kv motor - 45mm (1.77") x 1.4 = 2.478".
I ran the prather 220 on the stock motor - 1.72" Diameter 2.6" Pitch
m445 wich I ran on the stock 1500kv motor - 45mm (1.77") x 1.4 = 2.478".
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