Advantages:

• Increased gasoline mileage - Studies show 2 to 3+ mpg                                                             Ref. patent # 4,451,075 and ask for Dr. D.E. Black study                                                        
• Increased rear wheel stability
• Ready to haul most loads now, full loads in seconds
• Can get full use out of endgate
• Inconspicuous when retracted; sturdy, thin design with only slight overlap on endgate
• Can be blended with bed liner ribs & material
• Do not have to roll up tarp or store away
• No snaps on top of bed sides that can rust metal
• No velcro strips on top of bed sides
• Compatible with bed tool box installation
• Younger generation can use for designs, logo's, statements, or tattoo look