IRD Freewheel Cyclone Mark 1 5SP
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Special teeth profiles
Fully chrome-plated cogs
Heat-treated for durability
Alloy and polycarbonate glass fiber spacers
Double row precision bearings
Labyrinth seals
Standard ISO 1.375 x 24 TPI.
Available in 7, 6, and 5 speeds
Sample weights: 5sp/13-32t: 400g 6sp/13-28t: 440g 7sp/13-24t:399g
Uses Shimano Type Freewheel Remover