The Eaton capscrew, part number 210601, is a differential hardware fastener designed for use in Eaton axle and differential assemblies. This capscrew fits within the differential gear set category of driveline and axle components. Sold individually, it is the correct replacement bolt when servicing an Eaton differential. Pro Gear and Transmission carries genuine Eaton drivetrain hardware. Call us to confirm this is the right fastener for your specific axle model before ordering.Interchanges:Spicer EH210601FeaturesGenuine Eaton differential hardware fastenerPart number 210601Fits within Eaton axle and differential gear set assembliesSold as an individual unitCall Pro Gear and Transmission to confirm proper fitment for your axle applicationUsed in this Dana Spicer modelDS/RS 461, 521, 581, 601 Tandem Drive Axle