Gerwah - GWB DKN45/50-6H7-15H7 referenced Ring feather/Gerwah product produced by high technology. GWB DKN45/50-6H7-15H7 became irreplaceable of foundations. GWB DKN45/50-6H7-15H7 referenced product which is satisfy the customer's needs, offers advantages of quality and cost. It produced result of tests of laborotory for years. GWB DKN45/50-6H7-15H7 referenced product is an original piece of your foundation or machine, original parts makes your machine live longer.