forerunner 255s aspect which allows you to always

which allows you to always ride in the best conditions

providing the rider with class-leading ride comfort that will help keep the body cool for the final sprint or climb

145mm width *Seatpost Measure: 49

SATURAZIONE DI OSSIGENO NEL SANGUE PULSE OX

HUBS/HUBS : 14mm steel/steel axle

forerunner 255s aspect which allows you to alwaysForerunner 255S REACH YOUR NEXT GOAL Train effectively thanks to advanced analysis and recovery data, to keep your preparation under control and improve your PB. Track your health through sleep data, heart rate variability (HRV), and daily workout recommendations, all in one morning report screen. Charge your device less frequently with 12 days of battery life in smartwatch mode and up to 26 hours in GPS mode. Push yourself beyond your running goals