Consists of:1 x Top Step Assembly2 x Upper Side Rail2 x Outer Joiner Plate2 x Lower Side Rail2 x Inside Joiner Plate1 x Bottom Step3 x 190mm Ladder Rung1 x Bottom Clamp1 x Lower Mounting Plate1 x Left hand Top Mounting Bracket1 x Right hand Top Mounting BracketInstallation HardwareFitting InstructionsMaterials used:Black powder-coated high strength steelProduct Dimensions:200mm (7.9'') L x 655mm (25.8'') W x 1101mm (43.3'') HWeight:6.1Kg (13.4lbs)