Maxim 2500 PSI Tie Rod Hydraulic Cylinder 3 in. bore, 24 in. stroke, Rod diameter: 1 1/4 in., Port: 1/2" NPTF. The Maxim Tie-Rod Cylinder is our lowest priced standard tie-rod cylinder design to perform in the Agricultural industry as well as other industries. When price is the most important thing you should not have to give up quality. We have thoroughly tested these cylinders to our standards for quality and performance and they meet or exceed them.