Chelic - RTM - 50x180 referenced rotary cilinder product produced by high technology. RTM - 50x180 is the result of a far more developed technology compared to similar regular products. RTM - 50x180 referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. RTM - 50x180 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.