these things suck period easy to install but the fitting is five stars do not buy this wiper sucks check ur wiper sizewas too short solid well made and does what it is supposed good product four stars this is a very nice solid extension and it works perfect with my jeep lasts for 2 years two stars good blades the wiper refills work great but you do have to know the size quality product from a great vendor thanks better than buying the entire blade work great for methe best wipers i have had very disappointed