The 1/8 inch bullet style prop adapter is a perfect fit for the direct drive motors requiring an adapter of this size. A example of this would be the Medusa motors available from us.
APC 5X5 Speed 400 Prop |
APC 5.5X4.5 Speed 400 Prop |
Scorpion HK 2213-16 Brushless Motor |
Emax 35 Amp Brushless Speed Control with UBEC |