Sunrace CS-M680 11-40t MFPN=RTA490002 These are not common and

These are not common and the stock b-link that the RoadLink DM replaces will not be present on bikes with a direct mount derailleur hanger

This 1x chainring and can be mounted in either the inner or outer ring position of a double crankset but can not be used in a 2x setup

Rottefella MOVE ™ Switch is approved by FIS and can be used in all competitions

universally applicable ski wax for all types of snow and temperatures

Sunrace CS-M680 11-40t MFPN=RTA490002 These are not common and8 speed wide range 11 40t Steel spider TECH SPECS Cassette Weight 456g Speed 8 Range 11 40T Cassette Spider Mat. Steel Cog Details 11 13 15 18 22 28 34 40 Cog Material Steel Finish Black