They fold up into 2 parts 4' X 15" each and fold out to 8 foot long by 30" Wide. These can be used for wheel chair access or other heavy loading possibilities. IE; Moving household & heavy auto parts. According to PVI these are made of hi grade aluminum rated to hold 800 pounds. This ramp looks to be in nice usable condition.These ramp include a rough no skid surface on the top side & extra bracing on the other. Also when assembled the 2 sides lock together in the center to form a single piece design. The item "PVI Utility Ramp, Wheelchair & Scooter Access Ramp Model WCR830 Foldable Parts" is in sale since Saturday, March 30, 2019. This item is in the category "Health & Beauty\Medical & Mobility\Mobility Furniture & Fixtures\Access Ramps". The seller is "vetsetgo51" and is located in Huntington Station, New York. This item can be shipped to North, South, or Latin America.