Browsing Cogs & Singlespeed Conversions from Halo

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Halo Fixed Cogs
Margin Booster
  • CNC machined steel track cog, 1.37"x24tpi (right handed) thread, 1/2" x 1/8" teeth
  • Choose aluminum or steel lockrings, sold separately (HL-3891 or HL-3899)
 
item # teeth size color in stock?
  HL3832 15t 1/8" silver NO
  HL3842 16t 1/8" silver YES
  HL3852 17t 1/8" silver NO
  HL3862 18t 1/8" silver NO