4iiii Viiiiva Heartrate Monitor belowcost and 13-degree flare make it

and 13-degree flare make it easy to access brake levers and shifting controls from all riding positions

Add in a full suite of pro-level features and you have a helmet bound for the podium

And while the 303 XPLR SW is built big

T-handle screwdriver for the transmission of particularly high torque

Featuring deep coverage with aggressive ventilation from 16 vents coupled with deep internal channeling

4iiii Viiiiva Heartrate Monitor belowcost and 13-degree flare make itThe Viiiiva is so much more than a heart rate monitor. The Viiiiva can act as an ANT+ to Bluetooth bridge so you can broadcast your ANT+ devices to your Bluetooth devices all through your Viiiiva heart rate monitor. The Viiiiva also records every second of your workout, including data from paired ANT+ devices. If something happens to your head unit or watch the Viiiiva will keep your data safe, up to 65 hours of it. Its Easy Tap to pair connection