• R053511510 KUS-B15-MFG | R053511510KUSB15MFG• Outer dimension: 24, Width: 21,5, Weight: 0,051, Seal: With dry felt seal, oiled, Collar: With collar, Product range: Ball roller with reinforced steel housing, Housing: With reinforced plastic housing, Spring: Without, Series: 15 series, Material of rolling elements: Balls made from bearing steel, Galvanizing: Cover and housing galvanized, Version: Corrosion-resistant version, Applications: for heavy impact loads