My Fleetwood came with hydraulic lift rods, (2), attached under the bed. You know, those that help lift the doors on the outside storage compartments. Or those that help lift the rear doors on SUV's, etc. They look like they would be easy to attach. You might want to check them out.
Roland & Jerri, with Maggie & Mollie, our Pups; '05 Fleetwood Providence, 39' DP; '08 Saturn. "The difference between genius and stupidity is genius has it's limits" (Einstein)