Beam shelf also named Selective Racking, normally is based on unit-stocking, and the most widely used and applicate for  a variety warehouse. This kind racking is the most cost effective storage system with the lowest equipment and capital costs. It provides direct access to all pallets for 100% accessibility and good stock rotation. The flexible  characteristic allows the clients to adjust the racking hight and floors easily. perfectly suitable for those clients need variety racking system.