Garmin Bike Speed Sensor 2 and Cadence Sensor 2 Bundle cola and all topped off with Color:FRACTAL SKULL and all topped off with a heat treated and oversized chromoly axle to create one of the most sought after and copied plastic pedals on the market Anatomic pre curved panel shape The cadence sensor 2 fastens to any size crank arm and measures pedal strokes per minute so you can get the most out of your training Compatible DevicesApproach S60D2 BravoD2 CharlieD2 DeltaD2 Delta PXD2 Delta SDescent Mk1Edge 1000Edge 1030Edge 130Edge 500Edge 510Edge 520 PlusEdge 530 MTB BundleEdge 800Edge 820Edge 830Edge 830 MTB BundleeTrex Touch 35Fenix 5Fenix 5 PlusFenix 5SFenix 5S PlusFenix 5XFenix 5x PlusFenix ChronosForerunner 235Forerunner 245Forerunner 245 MusicForerunner 35Forerunner 45Forerunner 45SForerunner 645Forerunner 645 MusicForerunner 735XTForerunner 935Forerunner 945Foretrex 601Foretrex 701 Ballistc EditionGPS Map 64sGPS Map 64cGPS Map 66sGPS Map 66stMARQ AtheleteMARQ AviatorMARQ CaptainMARQ DriverMARQ ExpeditionOregon 700Oregon 750tTactix CharlieVaria Vision In sight DisplayVirb 360Virb Ultra 30Vib Ulttra 30 with Powerd MountVivoactiveVivoactive 3Vivoactive 3 Music