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 calling 800-721-7761. BALL, 52100 Bearing Steel, Heat Treated, Hard Chrome Plated, Precision Ground, , BODY, Carbon Steel, Protective Coated for Corrosion Resistance, PTFE Lined.