Performance Machine Scallop Rocker Box Covers For Harley Twin Cam These covers are direct replacements for stock Twin Cam rocker box covers, just way nicer looking Features: The Performance Machine Scallop Cover Line was created to replace those simple, stock covers that are often thought of as functional rather than serving as an opportunity to customize Each aluminum cover features artfully machined scallops and the iconic Performance Machine logo Direct replacement for stock rocker covers All hardware and gaskets included Match the entire Performance Machine Scallop cover line all over your bike Sold as set