Sferax - AX.3110.004.0100 referenced shaft quality III made of stainless steel product produced by high technology. AX.3110.004.0100 became irreplaceable of foundations. It distinguishes with price and quality among the similar products. It produced result of tests of laborotory for years. AX.3110.004.0100 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.