HexDesign Unibody 7-Speed Cassette
 
The HexDesign Unibody 7-Speed Cassette is the perfect upgrade for your Brompton 4-speed wheelset, allowing you to easily transition to a 7-speed without the need to change the freehub body. This uni-body cassette is designed with precision and durability in mind, ensuring a smooth and efficient ride every time. With a gear ratio of 11T-28T, you'll have the flexibility to tackle various terrains with ease, whether you're commuting through the city or hitting the trails. The innovative design of the HexDesign Cassette means you can experience the benefits of a higher speed without the hassle of a complex installation process. Upgrade your cycling experience with the HexDesign Unibody 7-Speed Cassette and enjoy the freedom to explore new possibilities on your bike.