Clinch extension cog extends the range of biggest rear cog to 40T. It is the perfect match to front single chain ring conversion.
16T cog and B-tension screw included.
|By product||Sprockets and spare parts|
|Catalog numbers||CH16CS40S-01, CH16CS40S-10|
|Availability everything found in the catalog is available in our stores and warehouses;|
|Black||40T||K28 A L||4712931183467|
|Blue||40T||K28 A V L||4712931183603|