... corner plate and screws.2. flexibility: There is one hole for each inch of anlge bar, users can fix and ... can be connected with screws, and without welding.equal angle bar sizes: 1" x 1", 1.25" x 1.25 ... , 6sets M6x12 screws)unequal angle bar sizes: 2" x 1.5", 2.25" x 1.5", 2.5" x 1.5"(free ... M8x16 screws) thickness: 1.5mm, 1.7mm, 1.8mm, 2.0mm, 3.0mmlength: 10feet, 12feetcolor: white, brown, grey, blue ...