The stainless steel strips of this 5 1/2″ (141.2mm) high crash rail align perfectly with the wood. The ends feature standard contoured stainless steel caps and Black inserts to allow for proper expansion and contraction of the material. Wood caps are also available. All stainless steel components can be specified with an optional powder coat finish. The rail is supplied to field verified dimensions for installation with 1″ (25.4mm) wide stainless steel mounting clips.