1PCS TFL 2.2/3.17/4mm Flex Cable Drive Shaft Dual Round/Square Round/Dual Square Length 300mm Spare Parts for RC Electric Boat 1PCS TFL 2.2/3.17/4mm Flex Cable Drive Shaft Dual Round/Square Round/Dual Square Length 300mm Spare Parts for RC Electric Boat. Sale price : $7.51 Category : Toys & Hobbies