This is an easy-to-install, simple ramp. It can be used both indoors and outdoors for wheelchairs, shower chairs, bicycles, etc. Optimal usage height (step): 20cm Length: 88cm Width: 75cm Height: 5.5cm (When folded) Length: 88cm Width: 38cm Height: 6.5cm Weight: 8kg Load capacity: 300kg Material: Aluminum *We are sorry, but as this is a large item, we will need your phone number for shipping. Please enter it on the transaction screen.