Have your barns or steel gates become stiff over the years then it is time to replace their rollers westfalia now has gate rollers in different versions and all the popular sizes in its range all roller types made of quality grey iron with protective coating and roller bearing with basket the rollers are supplied with pins and 2 nuts 5 rollers in the pack 159285 60 mm diameter 25 35 mm guide rail height 6 mm guide rail width 60 kg door weight 159