Hardside TC for 3900 pound payload shortbed

What are some of the choices in Truck Campers to go on a Ram 3500 shortbed? Hardside, wet bath, no slide, less than 10 years old. Payload sticker reads 3900 pounds. Cummins HO motor. Will also be towing 3500 pound single axle boat trailer. Long term Boondocking not important.