Seats for 2018+ Harley M8 Motorcycles. The 2018+ M8 Seats collection at TC Bros offers premium seating solutions that combine comfort, durability, and a custom aesthetic for Milwaukee-Eight Harley-Davidson models. Featuring solo seats, custom seat pans, and mounting hardware, these products are crafted to fit models like the Softail Street Bob, Fat Bob, and Low Rider. Designed with the needs of custom bike builders in mind, these seats provide the perfect blend of functionality and bold style to complement your unique build. TC Bros, with its roots in distinctive chopper and motorcycle craftsmanship, is more than a parts provider—it’s a source of inspiration for creating bikes that are as comfortable as they are iconic.