SMA Products V-Bolt For Harrow Tooth 3/8" - 925-D38134 

Fits John Deere Finishing Harrow Models 400, 600, 610 and 810; Noble Do-All; Case International Harrow/Do-All Models 468 and 568 and Wil-Rich Seed-bed Finisher (Do-All). 1-1/8" between the legs, 1.51" C-C.

This is an aftermarket part. Not O.E.M.