Set of connection clamps and wall brackets, 2 x 4 pcs., black. Supplied = flat pack. Colour = black. Scope of delivery = 4 connection clamps for posts and 4 wall fasteners. Product type = accessories for modular boltless shelving units. Pack of 4 connection clamps for uprights and 4 shelf unit wall brackets (screws and dowel plugs provided by customer) , black or chrome plated.