Please Do Not provide PO BOX address as the parcel is about 2.8kg; Material: AL 6063-T5; Color: Black; Slot: 6mm; Full Set Kit included:; 2pcs 2040 Al extrusions 340mm; 3pcs 2040 Al extrusions 313mm; 2pcs 2040 Al extrusions 440mm (pre-tapped); 12pcs Corner Brackets(6pcs 2028 brackets plus 6pcs 2020 brackets for fixing uprights); 100pcs M5 x10 Button Head Cap Socket Screw; 10pcs M5 x 10 Socket Head Cup Screw; 10pcs M5 x 16 Socket Head Cup Screw; 110pcs M5 T nuts ; 35pcs M5 Washer (silver color); 2pcs Aleen Wrench; 6pcs rubber foot; 4pcs M6 screws to fix the rubber foot onto the uprights 440mm aluminum extrusions.