IRD Cyclone Mark 1 Freewheels

Interloc Racing Design

64.95 $ 69.95


The all-new Cyclone Mark 1 Freewheels featuring brand new tooling and exquisite quality encompassing all the lessons we learned in freewheel design. These Freewheels are purposely nice enough to put on a vintage Cinelli road bike, yet affordable enough to use as standard replacements.

  • Chrome plated cogs with index shifting waves and special teeth profiles
  • Double row precision bearings and labyrinth seals
  • Special teeth profiles
  • Heat-treated for durability
  • Alloy and polycarbonate glass fiber spacers
  • Available in 7, 6, and 5 Speeds
  • Standard ISO 1.375 x 24 TPI
  • Sample Weights: 5sp - 13-32t: 400g / 6sp - 13-28t: 440g / 7sp - 13-24t: 399g

IRD Freewheel Cyclone Mark 1  7SP ratio breakdown