20 cm RC speed boat (boat21)

Small RC boat. Print in PLA. Drawings are included so please feel free to make upgrades and be so kind to share with the rest of us. Use 130 motor which clicks in. For propeller shaft use 2mm bicycle spokes. Use messing shaft inner 2mm for keeping water out of boat from shaft. Things can be found on eBay. Joint for motor and shaft should be printed in flexible material. Ninjaflex or alike. Hull to be printed with support 45 degree. Support also needed for printing of deck. The rest should be po