A real gem, the 2008 Holiday Rambler Black Diamond SURV Towable is the right size for all your toys. With its light weight and wedge design, the Black Diamond is built with rugged 10-inch I-beam frames, and its 24-inch beaver tail reduces loading angle. Inside this Holiday Rambler SURV towable, you’ll find plenty of space to relax after a hard day of play. A pull-down bed, fold-up sofa and fold-up dinette allow you to make space or utilize furniture as you need it. Other features include a two-door refrigerator, an oven, a ducted 30,000 BTU furnace and solid core cabinet construction. Holiday Rambler RV.