For Sale: 2016 Gulfstream Trailmaster 288isl Travel Trailers / Tulsa, Ok Description: A World Of Possibilities. Trailmaster Travel Trailers Offer The Options Of A Laminated Front Wall Or A Fully Laminated Exterior For Those Looking For Something A Little More Than Entry Level In Their Next Travel Trailer. With All Of These Great Features, Trailmaster Is Sure To Make Your Next Camping Experience Enjoyable And Provide A Lifetime Of Memories For You And Your Family. Features: Dry Weight: 7060 Lbs Cargo Carrying Capacity (ccc): 2430 Lbs Hitch Weight: 910 Lbs Length Feet: 33.2 Exterior Width: 8' Fresh Water Capacity: 51 Gal Gray Water Capacity: 74 Gal Black Water Capacity: 37 Gal. Furnace Btu Rating: 30,000 Btu Water Heater Capacity: 6 Gal. Propane Tank Capacity: 2 X 30 Lbs.