Garmin Rally RS 100 Cycling Power Meter Single Side Shimano SPD SL Motorcycle Racing Helmet This latest iteration is 25

This latest iteration is 25 grams lighter than the previous version coming at 185g (USM9)

stay loose

The S4 stands for Speed

LEFT/RIGHT BALANCEMeasure power from your left leg versus power from your right leg to get a better look at how symmetrically you’re producing power

reinforced with PWRTAPE placements in high-wear areas which avoids adding unnecessary weight

Garmin Rally RS 100 Cycling Power Meter Single Side Shimano SPD SL Motorcycle Racing Helmet This latest iteration is 25IMPECCABLY DESIGNED PEDAL Rally power meters have undergone rigorous testing to ensure total reliability. Featuring a superior design with sensors housed inside, these sleek pedals install like any pedal. And theyre quick to transfer between bikes. RELIABLE READINGS By precisely measuring your cadence and forces detected on the left pedal, Rally RS100 doubles the value to provide total power. Want more metrics? Upgrade later to the dual sensing