FK JM Series rod ends feature a heat-treated, zinc plated, and chromate treated alloy steel body. Their ball is made of 52100 steel and is heat-treated and hard chrome plated for durability. JM Series rod ends have heat-treated steel alloy races, which are zinc plated and chromate treated to resist oxidation. These 3-piece, wear-resistant rod ends are precision-made and are offered in metal-to-metal or PTFE-lined styles. Order the size, thread, load capacity and other options available for your application.