The transmission performance of the recirculating ball steering is closely related to the tooth profile shape of the rocker shaft non-circular gear sector. Aiming at the problem of the mesh clearance required by different angles is different between steering gear and rack. a means is proposed to repair the rocker arm shaft by using the varying-modification-coefficient modification met... https://www.itsmajorlook.com/great-deal-Chicago-Cubs-Earrings-Round-Design-p21310-limited-grab/