Demco 5th wheel frame brackets are engineered to fit all major makes and models of trucks. Demco offers three different mounting styles for our 5th wheel hitches; Premier-Series, SL-Series, and UMS-Series. Many of them have “no drill” options for a simpler, time-saving installation. The Premier-Series is Demco's industry standard bed rail and use four bolts to mount the rails in the truck bed and connect to the brackets underneath. The 8552001 Hijacker Premier-Series Frame Mounting Bracket Kit from Demco is compatible with 2005 to 2010 Ford F250 and F350 Super Duty Trucks and 2008 to 2010 Ford F450 Super Duty Trucks. Refer to Demco's recommendations to ensure a model specific fit before purchasing.