it
is made by the steel,so itis powerful than the normal lock.each lock can afford
about **0kgs,and can be used for **0times with 3 years.if you need,we also can supply
the sample with free for your testingwe
are one of the best companies that can design and product the good
quality exhibition productions.pls send me your email then i can
send the catalogue to you,i am sure the good quality products with
reasonable price will meet your need.pls contact me freely.we
looking forwarder your reply