The Double Strength Road Mag Sweeper mounts easily to almost any vehicle with either a mounting bar or chains (not included) to remove sharp objects from roads and parking lots. No maintenance beyond cleaning with a cloth or glove. Contains double stacked C8 magnets for maximum lifting power. Overall dimensions 3"x5"x96" with 480 sq. inches base area. 850lbs. of lifting power. 245lbs. ship weight.