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Surly track cog

$ 30.00

Surly cogs are machined from heat-treated cro-mo steel and plated with a matte chrome finish so they are tough and long lasting.

Available in 1/8" width in sizes ranging from 14-20t.

• standard 1.370" x 24tpi English threading

• 17t and larger have holes for weight savings

• color: silver

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