Garmin Edge 540 Solar Bike Computer - GPS Wireless Black Length-362 with a continuous 360-degree vent

with a continuous 360-degree vent grid from the upper cuff to the toe box and a no-feel toe seam

or Tiagra 4700

15 teeth/cm

120x27x4mm

Garmin Edge 540 Solar Bike Computer - GPS Wireless Black Length-362 with a continuous 360-degree ventAdvanced GPS cycling computer with button controls combines superior navigation, planning and performance tracking, cycling awareness and smart connectivity Battery life: up to 26 hours in demanding use cases; up to 42 hours in battery saver mode View daily suggested workouts and training prompts on screen; based on your event, get personalized coaching that adapts to your current training load and recovery when riding with a compatible power meter