Box One Single-Speed Aluminum Cogs are crafted from 7075-T6 aluminum alloy for exceptional durability and performance. Designed to fit Shimano™ compatible cassette hubs, these cogs feature a 5mm wide inner base, ensuring a more solid interface with the cassette body. The alloy cogs are finished with anodized black coloring and laser-etched graphics, adding a sleek and professional touch.
The 7075-T6 aluminum construction ensures the lowest possible weight, while the 5mm wide inner base enhances the interface with the freehub body for better performance and reliability. Perfect for riders seeking lightweight and durable single-speed cogs!