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Crupi Aluminum BMX Cog 15T/ 16T/17T/18T Black:
$28.99
Crupi cogs are Shimano compatible and designed to be reversed with 1mm of spacing on 1 side and 2.2mm of spacing on the other side providing you with the best chain alignment possible.
- Available in 6061 T-6 CNC Machined aluminum and 4130 Chromoly
- 12t through 18t sizes
- Weight of 16t Aluminum cog= 0.49oz
