For a self-lubricating version of a traditional carbon steel two-piece male rod end, QA1 offers its CM-T Carbon Steel Series rod ends with a PTFE liner. These rod ends are protective coated for corrosion resistance and are available in inch dimensions with left and right hand threads. Stud configurations are available by call ing 800-721-7761. BALL, 52100 Bearing Steel, Heat Treated, Hard Chrome Plated, Precision Ground, , BODY, Carbon Steel, Protective Coated for Corrosion Resistance, PTFE Lined.