Genuine replacement parts
Fit systems work hard to keep your helmet secure and to maximize safety.
- Original equipment replacement BOA® Fit System for your Bontrager helmet
- Compatible with BOA®-equipped Bontrager helmets, except Velocis MIPS and WaveCel
- Upgrade your Headmaster-equipped Bontrager helmet to the BOA® Fit System
- Full length fit system designed for use with medium and large sized helmets
- Short length fit system designed to optimize the fit of small sized helmets