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 aluminium and 4130 Chromoly
- 12t through 18t sizes
- Weight of 16t Aluminium cog = 0.49oz
- Weight of 16t Chromoly cog = 1.34oz