Box One Single-Speed Chromoly Cogs are CNC-machined from long-wearing CNC-machined from chrome-molybdenum. It's designed to fit Shimano¢ compatible cassette hubs and has a 5mm wide inner base, giving a more solid interface with the cassette body.
Collect-in-Store for Stomp Ebox, Wired, ACDC, and many more items available for collection