Store › FORESIGHT Shaft Extension - 20" [9050-20] FORESIGHT Shaft Extension - 20" [9050-20] $72.99 Shaft Extension - 20"Extend the length of your FORESIGHT shaft by 20″ to accommodate longer-length trolling motors. Add To Cart Added! Shaft Extension - 20"Extend the length of your FORESIGHT shaft by 20″ to accommodate longer-length trolling motors.