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Summer hours: M-F 11-6, SAT 10-6. (Closed Sunday). Yo! The parklet rebuild is in full effect Donate to our online campaign here! Join us on August 6 for our Eighth Anniversary Celebration and August 13th for the Laurel Street Fair. Questions? E-mail us at or text/call us at 510-328-1158.

HALO Fixed Cog and Lockring

HALO Fixed Cog and Lockring
  • Color | Size: Silver | 14T
  • Color | Size: Silver | 15T
  • Color | Size: Silver | 16T
  • Color | Size: Silver | 17T
  • Color | Size: Silver | 18T
Please select options


- CNC machined steel track cog, 1.37"x24tpi (right handed) thread, 1/2" x 1/8" teeth
- Choose aluminum or steel lockrings, 1.29" x 24tpi left hand thread

Part Numbers

Option UPC MPN
Silver / 18T 05051699018789 FCHA818