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Dura Ace cogs are made from hardened steel for long life, are NJS stamped and available in 13t-16t sizes.FYI: All track cogs have 1.37"x24tpi threading. ALL OF THEM. Any threaded cog can be used on any threaded track hub. specifications NJS stamped chain c
Dura Ace cogs are made from hardened steel for long life, are NJS stamped and available in 13t-16t sizes.
FYI: All track cogs have 1.37″x24tpi threading. ALL OF THEM. Any threaded cog can be used on any threaded track hub.
NJS stamped
chain compatibility: 1/8″
standard 1.37″x24tpi threading
sizes 13t-16t
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