"Basic-F" Replacement End Cap / Exhaust Muffler Tip fits on 4.5" Khrome Werks slip on exhaust system for a Harley Davidson motorcycle. Cerakote ceramic finish that can withstand 1800 Fahrenheit. Laser engraved American flag. One flag centered on a threaded hole. Billet aluminum machined, coated and engraved in the USA. Hardware (bolts) not included.