Sparex source: https://us.sparex.com/pto-yoke-interfering-clamp-bolt-u-j-size-27-x-74-5mm-sizespline-6107.html Product: PTO Yoke - Interfering Clamp Bolt (u/j Size: 27 X 74.5mm) Sizespline - Sparex S.6107 SKU: S.6107 Listing note: Series AB4/A4, AW21/W2300 Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.