Stainless Steel Anchor Weights Anti-Spray Grooves/Cut Down On Highway Spray Made In U.S.A. Hardware Included NorthWest Steel Crafters' robust Hitch Mud Flaps effectively shield your boat or trailer from road debris. Featuring three heavy-duty mud flaps, they prevent loose rocks and gravel from causing damage. Our solid mount system includes mud flaps with anti-spray grooves to reduce highway spray. This attractive unit comes with mirrored finish stainless steel anchor weights and reflectors. Its center mount design allows easy installation over various ball mounts, weight distribution shanks, and drop hitches. Simply slide the mud flaps over your ball mount hitch, insert them into the receiver, secure with a hitch pin, and tighten the locking bolt. This model fits 2 1/2" x 2 1/2" receivers, and we offer a version for 2" x 2" receivers as well.