Trico 47-600 6mm Break to Fit Narrow Refill - 16" to 22" (Sold as Pair) Break to fit Will fit 16-inch to 22-inch blades Fits a 6-millimeter square claw blade design Easy to use. These refills are manufactured to fit the original equipment wiper assembly, If this assembly has been replaced with anything other than an OE product the refill may not fit properly Break to fit Will fit 16-inch to 22-inch blades Fits a 6-millimeter square claw blade design Easy to use