The Stainless Steel Mud Flap Hanger End Cap Cover is a practical and durable accessory for the RM-647S-SL. Made from high-quality stainless steel, this end cap cover is built to last. It is sold individually and fits perfectly with the Mud Flap Hanger RM-646S-SL. With its sturdy construction, this end cap cover provides added protection and a sleek finish to your mud flap hanger. Upgrade your vehicle with this reliable and functional accessory.