Make sure your oil shock dampers have been in tip-top condition by maintaining the O-rings fresh and changing away the elderly which may have skilled an autumn in performance. These 30° O-rings help offer great initial reaction. • O-Rings x8 • High-spec elements decrease the total amount of environment which gets forced in the dampers whilst the model is running, maintaining your dampers doing at an elevated degree for much longer. • deep blue color. • appropriate for surprise sets: Things 42353, 42354, 42355