Product Details: The Apsco Dump 3-1/2" x 8" Stroke Truck Locking Tailgate Air Cylinder is designed to provide reliable and secure locking of tailgates on dump trucks. This air cylinder is constructed with high tensile steel rods that are plated for corrosion resistance, ensuring long-lasting performance and durability. The piston rod is available in stainless steel for added strength and corrosion resistance. This air cylinder is easy to install and provides a secure locking mechanism for your tailgate. It is the perfect solution for keeping your tailgate secure and preventing theft or tampering. FleetPride is your First Click in Heavy Duty®.