The life maxx lmx73 pu olympic discs have been produced to be ideal for using in a commercial environment in which they would be required for intense use the lmx73 pu discs are professional olympic weight plates that have been been coated with durable polyurethane ensuring they will always keep there shape and cope with the high demands of an intense commercial gym the kg indication are displayed at the top bottom and side of the plates meaning you are always aware of the plates weight and ar