Cat® Cylinder Rod has a cylinder head and connects to the tie rod doing the work. They are manufactured for long service life, minimal maintenance and high operational reliability. They are specifically designed for low to medium speed, high load applications. Most Cat® Rods are induction hardened and chromed for superior scratch and dent resistance. These rods have internal threads at both the ends to couple the tie rod shafts to do the work. Cat® Rods are manufactured to precise specifications and are built for durability, reliability and productivity. You can count on this Built For It product to help you get more done.Application:Cat® Cylinder Rods are designed based on specific cylinder applications. Consult your owner's manual or contact your local Cat® Dealer for more information.