HLM5 is made of  strong magnetic material adopting lever machanism and easily drawn tension rod to absorb and discharge material,featuring no electricity consuption,convenient and safe to operate .it is widely used for transporting long and thin steel plates in combined units in the factory,dock,ware houses and transporting derpartement .The lever type discharging machanism can guanrantee better synchronization.The air gas adjusting rod is equipped  in particular which can adust magnetic force conveninently.