The tried and tested heat treated chromoly steel track cog. Precision CNC machined for accurate roundness and tolerances. A great middle of the range performing sprocket at an affordable price. Manufactured using the same material as Dura-Ace sprockets, but with an improved surface coatings for better durability and efficiency.
- CNC machined
- 4130 Cr-Mo Steel
- Heat-treated for increased hardness and chain efficiency
- Electroporetic Coated for durability and greater efficiency than anodised coatings and low grade stainless steel sprockets
- 12-20 tooth
- 1/8” chain width
- Standard 1.37” threads
- Material recess on front face for further weight reduction
- Pair with Velobike Sprocket Spacers for greatest chain line efficiency
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