Questions for Truck Hardware Gatorback 21"x24" Dually Stainless Plate Mud Flaps

On the 2005 you should be able to get by with 19" wide dually flaps and the universal dually bracket. Links to both are below. flaps: https://www.sharptruck.com/truck-hardware-gatorback-mud-flaps-no-plate-19x24-dually-gb1924bk brackets: https://www.sharptruck.com/truck-hardware-universal-fit-mounting-brackets-gb758054