Origin8 Ultim8 Single Speed Cassette Cog with 6-Bolt Disc Mount, 18T x 3/32", Black/Red

• Dual purpose single speed cassette cog or 6-bolt disc fixed cog
• Compatible with Shimano cassette bodies and 6-bolt disc rotor mounts
• Great fixed gear conversion for 6-bolt disc hubs
• CNC machined AL6061 Zero-Flex base
• 3/32` forged CroMo cog

Specifications:

• Range:18T x 3/32"
• Gears:
• Cogs:
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• Driver