I have 2 that are nearly 3 years old and have not seen any rust or magnet swelling issues.
I clean them about every 7-8 months. Usually just with a tooth brush.
I did have to replace a wetside once when half of the prop broke off.
I clean them about every 7-8 months. Usually just with a tooth brush.
I did have to replace a wetside once when half of the prop broke off.