RAL7525201W - 29.5" (750mm) DIN Radial 12x4 Hook Wet Wiper ArmThe RAL7525201W is a 29. 5" (750mm) DIN radial wet wiper arm with a 12x4 hook blade connection and integrated washer system. Designed for commercial, agricultural, and RV applications with DIN tapered pivot shafts, the 25 wet configuration routes washer fluid through the arm for combined wiping and washing functionality. Mount: DIN Tapered Shaft Sweep Type: Radial Length: 29. 5" 750mm (fixed) Blade Connection: 12x4 Hook System: Wet (integrated washer,