WE MODIFY YOUR WIPER ARMS TO ACCEPT BEETLE 11" WIPER BLADES, YOU HAVE TO SEND YOUR WIPER ARMS TO US. BEETLE WIPER BLADES ARE MUCH CHEAPER THAN THE THING WIPER BLADES, BEETLE WIPER BLADES ARE $15.00 A PAIR AND THEY WORK GREAT, IF YOUR ARMS ARE SHORT OR NEEDS WELDING THERE IS EXTRA CHARGE TO FIX THEM. MODIFICATION + WIPER BLADES WILL BE $60.00