This is a A-BP212056755-A Implement Yoke, Round Bore 1 1/4" w/ 1/4" Keyway PN: BP212056755-AMain Description As Following : A-BP212056755-A Implement Yoke, Round Bore 1 1/4" w/ 1/4" Keyway P.N: BP212056755-A New Implement Yoke, 1-1/4" Round Bore with 1/4" keyway. Fits Bondioli & Pavesi 100: Size 5.Size: 1 1/4" x 1/4" keywayStandard Keyway: 1/4" - 6.35 mm Replaces: PM800-6510 BONDIOLI & PAVESI , A-50554M BONDIOLI & PAVESI , A-51A8000 MISCELLANEOUS , 8-5010 MISCELLANEOUS , 800-6510 DRIVE-LINE , 8006510 DRIVE-LINE , Crossed From: BYR5003125 , , SW05714 , , W8006510DS CASE-IH , 6713-42413 JOHN DAY , 971-8006510 , , 9718006510 , Found in Section & Models : Driveline > Driveline Components, Bondioli & Pavesi 100 Series: Size 5, Driveline > Yokes, Bondioli & Pavesi 100 Series: Size 5 Associated Items : A-BP211054951-A, A-BP211059151-A, A-BP212056351-A, A-BP212056451-A, A-BP509056352-A Also This is An Aftermarket Product And : New Implement Yoke, 1-1/4" Round Bore with 1/4" keyway. Fits Bondioli & Pavesi 100: Size 5. Genuine alternative to original part. Size: 1 1/4" x 1/4" keyway Standard Keyway: 1/4" - 6.35 mm