1,CE,TUV,RoHS,CB 2,Surface Treating Powder Coating 3,Storm and Hurricane protection,Anti-theft 4,Material :aluminum alloy Product structure (1) End Cap (2) Bearing Bracket (3) Ball Bearing (4) Steel Cap (5) Security Plate(optional) (6) Box(up) (7) Euroblock (8) Oct tube (09) Tubular Motor (10) Side Rail (11) Entry Guide (12) Slat cap (13) Bottom Beam (14)Plastic Stopper (15)Shutter Slat (16) Box( ...