Cat® Coupler Support Bar is to provide a stable and secure connection between the attachment and the loader. The support bar is a metal rod that runs across the top of the coupler and attaches to both sides of the attachment plate. The support bar helps to prevent the attachment from tilting or twisting when in use, and also protects the hydraulic hoses from damage. They are made of quality materials and heat treated to be tough, durable, and reliable, even at low idle. Each unit includes all critical engineering updates, and is rigorously tested so you know you are getting genuine Caterpillar product. Cat® Connector Rods are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact and reuse. Designed to work in unison with the rest of your Cat® Components to ensure maximum potential of your equipment. Quality you expect for your machine.Application:Cat® Support Bar are used in hydraulic coupler of Cat® Machines. Consult your owner's manual or contact your local Cat® Dealer for more information.