Sparex source: https://us.sparex.com/metric-double-lip-seal-50-x-85-x-10mm-double-lip-50388.html Product: Metric Double Lip Seal, 50 X 85 X 10mm Double Lip - Sparex S.50388 SKU: S.50388 Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.