RRSAD1255 - 1255mm Slat Add-On Kit Consisting of: 1 x RRAC045 - Additional Tray Slat Bolts 1 x RRSS1255 - Standard Slat- 1255mm Wide Rack Approximate Installed Weight 2kg (4lbs) Shipping Dimensions: Width110mm (4'')Length1260mm (50'')Height 70mm (3'') Shipping Weight: Weight2.2kg (4.8lbs)