Premium RV Wiper Blades – Heavy Duty Blade Assembly – 24 inch. TRU Vision offers the largest selection of recreational vehicle wiper blades on the market today that fit virtually all of your RV wiper needs. All TRU Vision heavy-duty wiper blades feature durable metal construction and a heavy-duty natural rubber wiping element for quality performance under demanding conditions. The TRU Vision recreation vehicle ranges of wiper blades are available in a variety of configurations from 230mm (9&#34) to 1000mm (40&#34), with adaptors to permit easy installation onto most wiper arms. Find your blade using our Fitment Guide on our web site.