... rack 3.Assembled freely 2012 heavy duty Selective Pallet Rack Details:Racking is taken as a ... user will adjust different height for various pallet storage;2. We supply quite big sections ... Beams are divided into Box beams and Step beams.Sectional sizes of box beams include: K80, ... K90,K100,K110,K120,K140,K150,K160. Sectional sizes of step beams include:PK95,PK115,PK135,PK155.Pallet ...