Buyers Products Anti-Sail Brackets for Mud Flaps and Splash Guards ensure rigidity and stability at highway speeds, limiting flapping and movement. Constructed from Galvanized Steel and designed to fit most standard mud flaps or splash guards. The one-piece, bolt-on design ensures easy installation. Simply slide the mud flap or splash guard into the track and then bolt down (mounting hardware not included). Ideal for use with dump trucks, flatbed trucks, and enclosed box vans, these brackets will improve mud flap or splash guard efficiency, protecting your vehicle against mud, rocks, and debris. Available for 12 in. mud flaps (390BZ) or 20 in. mud flaps (400BZ). While conveniently sold in pairs, these Anti-Sail Brackets must be purchased in quantities of 5 pairs.