Heavy Duty Flat Shield 12'' Wiper Blade: Fits Trucks, Buses & Older Class A
  Heavy Duty Five Bar 16'' Wiper Blade: Less Than 48 Ounces Of Load
  Heavy Duty Five Bar 18'' Wiper Blade: Less Than 48 Ounces Of Load
  Heavy Duty Five Bar 20'' Wiper Blade: Less Than 48 Ounces Of Load
  Winter 13'' Wiper Blade: Heavy Duty Extreme Weather, High-Grade Steel
  Winter 20'' Wiper Blade: Heavy Duty Extreme Weather, High-Grade Steel
  Heavy Duty Wide Saddle 22'' Wiper Blade: Class A And Trucks
  Heavy Duty Wide Saddle 40'' Wiper Blade: Fits Transit Buses