• R053213010 KUF-B30-TF-MFG | R053213010KUFB30TFMFG• Outer dimension: 45, Width: 37,3, Weight: 0,583, Seal: With dry felt seal, oiled, Collar: With collar, Product range: Spring loaded ball transfer units, Housing: With sheet steel housing, Spring: With cup springs, Series: 30 series, Material of rolling elements: Balls made from bearing steel, Galvanizing: Cover and housing galvanized, Version: Corrosion-resistant version, Applications: For high loads