EX Series carbon steel rod end. Injection molded with female mounting with left hand 1" bore and 1-14 UNS threads. As an economical alternative to chromoly, QA1 is the exclusive provider of carbon steel loader slot rod ends. QA1's EXF Carbon Steel Series female rod ends have increased cross-sectional thickness and are completely self-sealing and self-lubricating. The Nylon/PTFE injection molded race won't pound out like other styles and keeps dirt and debris out for excellent performance.