Motor- Aliexpress
Rx- homemade
Actuator- homemade(extracted the wire from an electronic relay)
RX- homemade, using PIC10F200 and PIC12F629
Battery- from korea. Even available at Aliexpress.
And for the prop... planned to use a gearbox but couldn't find an appropriate prop,hence used the prop of 'D1 drone' which is available at Banggood.