Motorsport Products Tri-Fold Ramp - 6ft - Aluminum 91-3700Unique tri fold design allows ramp to fold to a very small compact size, allowing for easy transport and storage Made of aircraft aluminum with 1in square ladder style rungs spaced 5in apart and (4) sturdy carbon steel hinges that create a super strong tri fold ramp Carbon steel hinges are coated with rust resistant zinc plating for a long lasting finish 11in width ensures plenty of surface area to help navigate motorcycle to stay on ramp without