Custom Outboard Fifth Wheel Quick Install Brackets do not require a converter, has a 2 wire system and a Modulite can be used.Fits: 99-10 Ford F-250 Super Duty Pickups Only-Will not fit Cab & Chassis (T-One:#20110)99-10 Ford F-350 Super Duty Pickup Only-Will not fit Cab & Chassis (T-One:#20110)08-10 Ford F-450 Super Duty Pickups Only-Will not fit Cab & Chassis (T-One:#20110)