2016 Keystone 22RBPR SUPER LITE TRAVEL TRAILER Aluminum Framed Front, End and Side Walls Aluminum Framed Slideouts 2'' Thick Laminated Aluminum Floor 6.5'' and 10'' I-Beam with Full-Length Welded Outrigger Darco Moisture Barrier E-Z Lube Axles R-11Insulation in Floor R-11Insulation in Roof Aggressive Front Profile for Increased Towability Laminated Fiberglass Exterior Side Walls In Frame Fresh, Grey, and Black Water Tanks 1/4'' ABS Enclosed Underbelly One Piece TPO Roof Electric Brake System (4wheels) R-7 Insulation in Sidewalls