IRD Cyclone Mark 1 Bicycle Freewheel (7sp - 13-26T)

special tooth profile fully chrome plated gears Heat treated for durability. Alloy and polycarbonate fiberglass spacers. double row precision bearing Cyclone Mark 1 freewheel. Brand new tools and great quality that covers all the lessons learned in freewheel design. Major Asian manufacturers only sell freewheels for department store bicycles. Intentionally made enough to ride on a vintage Cinelli road bike, yet affordable enough to be a replacement for a cheaper bike.