Will the following option work, as I am thinking of go from Dura Ace to Record
Dura Ace 9 speed crankset
Dura Ace 9 speed front and rear shifters
Record 10 speed ergolevers
Record 10 speed chain and cassette
Dura Ace 9 speed crankset
Dura Ace 9 speed front and rear shifters
Record 10 speed ergolevers
Record 10 speed chain and cassette