... control anti-weather anti-thelf 1,Structure of roller shutter.(1) End Cap, (2) Bearing Bracket (3 ... Cap(13) Bottom Bearm (14) Plastic Stopper (15) Shutter Slat (16) Box(down) (17)Motor Controller2, ... of shutter slat: 32mm, 43mm 8, material of shutter slat: aluminum alloy 3005.9, color of shutter slat: white, ... quiet, luxury.13, packing: one set roller shutter be packed in a 16mm thinckness wooden case ...