1) The frame of the roller shutter, fixed on the wall

2) Our standard thickness of the aluminum is 2mm,if you need orther thickness, please let me know

3) Our regular color is white, but if you want other color please let me know

4) Size of the side rail is 23mm*54mm

5) Corner radius is R0.5

6) Toleance is IT12

7) Packing:12 pieces in one carton,if you like orther packing, we can do it

8) Other accessories: