Name : wheelchair ramp Material : Aluminum6061/T6 SPEC. QTY "Dimension (cm)" "N./G.W. (kgs)" "20GP'' QTY" "loading capacity" 2FT 1SET 62*9*39.5 5.4/6.4 1140 800lbs 3FT 1SET 92.5*9*39.5 8.0/9.0 760 800lbs 4FT 1SET 123*9*39.5 10.4/12 540 800lbs 5FT 1SET 153*9*39.5 13.2/15.2 435 800lbs 6FT 1SET 184*9*39.5 15.8/17.8 380 800lbs