Hobbywing Seaking 180A V3.1 Waterproof Brushless ESC For Boat #SeaKing 180A-V3. This is Hobbywing Seaking 180A V3.1 Waterproof Brushless ESC For Boat. World's BEST ESC for R/C Boat. Hobbywing Seaking 180A V3.1 Waterproof Brushless ESC (1 Set).
eBay