Swap in this vented jaw to turn your ST-1 Hybrid Helmet into a ventilated full-face setup. Adds frontal protection while keeping airflow open. Direct replacement part for riders who want more coverage without closing off the chin area.
- Adds chin/jaw protection
- Vented for airflow at the mouth and face
- Fits the ST-1 Hybrid Helmet only
- Replacement part for worn or damaged originals