Browsing Cogs & Singlespeed Conversions from Soma

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Soma Track Kog
Margin Booster
  • CNC-machined from hardened CrMo with phosphate black finish
  • Threaded track cog for 1.37"x24tpi (right handed) threads
  • Choose 3/32" or 1/8" widths (Use SF-1750 for lockring)
item # size teeth color in stock?
  SF-1734 3/32" 17t black YES
  SF-1741 1/8" 14t black YES
  SF-1742 1/8" 15t black YES
  SF-1743 1/8" 16t black YES
  SF-1744 1/8" 17t black YES
  SF-1745 1/8" 18t black NO
  SF-1750 1.29"x24tpi LH lockring silver YES