NEW microSHIFT R10 Front Derailleur - 10-Speed Double 56T Max Braze-on Shimano Compatible Silver Type_Tires The Forerunner 645 Music has

The Forerunner 645 Music has the tools to help you put on an outstanding show every time you lace up your shoes

Bike Weight Limit (per bike): 120

Cassette Body Type: SRAM XD

The XG-1290 cassette is designed to operate with XDR driver bodies

Saris Trainer Thru-Axles allow tru-axle equipped bikes to be used on Saris trainers

NEW microSHIFT R10 Front Derailleur - 10-Speed Double 56T Max Braze-on Shimano Compatible Silver Type_Tires The Forerunner 645 Music hasR10 front derailleurs work with 10 speed Shimano compatible road shifters. Designed to work with a variety of chainring combinations, these workhorse components will get you rolling again. Cold forged aluminum body Precision forged steel shifting plate