For RC Model Boat Kits Shaft+Bushing+Motor+Propeller+Controller+Receiver Kit DIY C $23.42 to C $45.21
DC brush gear motor motor 24V DC forward and reverse high torque 60 rpm 6-300W C $107.89 to C $408.20
Applicable brushless DC power CM-6615M motor + high for driver 80BL110S40-430TKA C $358.53 to C $395.82