Sparex source: https://us.sparex.com/weasler-pto-yoke-square-bore-yoke-u-j-size-1-1-8-x-2-5-8-bore-1-3-16-128501.html Product: Weasler PTO Yoke – Square Bore Yoke (u/j Size 1 1/8'' X 2 5/8'') Bore Ø 1-3/16'' - Sparex S.128501 SKU: S.128501 Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.