a curved cover over a wheel of a bicycle or motorcycle
گلگیر
3
a frame around a fireplace to prevent burning coal or wood from falling out
حصار شومینه, محافظ آتش, گارد شومینه
4
a soft solid object such as an old tyre or a piece of rope that is hung over the side of a boat so the boat is not damaged if it touches another boat, a wall, etc.