Nilfisk Advance 50740A by Nilfisk Advance OEM No reviews 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Contact Us For Pricing And Availability Description Warranty OEM Cross Reference Machine Fitment Description BEARINGBALL1/4 X 3/4SHIELD Fits Nilfisk Advance 50740A Item discontinued. Contact us for possible replacement. (alt # 50740a) Warranty OEM Cross Reference Machine Fitment