This is NOS New Old Stock chrome header for Honda CB750K. These headers have never been on a bike, but do have some chrome that is lifting off on one of the pipe. See the damage in the close up picture with a pencil pointing at the bad area. Otherwise, these header are like new.
The item "Honda CB750K Chrome 4-Into-1 Exhaust Header Head Pipes NOS" is in sale since Friday, March 20, 2020. This item is in the category "eBay Motors\Parts & Accessories\Motorcycle Parts\Exhausts & Exhaust Systems\Headers, Manifolds & Studs". The seller is "schrieky" and is located in Fort Recovery, Ohio. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, Sweden, South Korea, Indonesia, Taiwan, South africa, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Croatia, Malaysia, Brazil, Colombia, Antigua and barbuda, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Saint lucia, Montserrat, Turks and caicos islands, Barbados, Bangladesh, Bermuda, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Cayman islands, Liechtenstein, Sri lanka, Luxembourg, Monaco, Macao, Martinique, Maldives, Nicaragua, Oman, Peru, Pakistan, Paraguay, Reunion, Viet nam, Uruguay, Russian federation.