40mm wide parallel rail + aluminum rail, 25 yuan per meter
20 inches wide, small C+ aluminum track, 18 yuan per meter
60 wide, large C+ aluminum track, 25 yuan per meter
38" wide, small C+ aluminum track, 25 yuan per meter
50mm wide, small C+ aluminum track, 25 yuan per meter
100mm wide C-rail + aluminum track, 35 yuan per meter
