
Nucleon Plasma Divided Chest Protector
Designed for road riding, the Nucleon PLASMA Divided Chest Protector is an Alpinestars motorcycle chest insert providing low‑profile, integrated impact protection. EN 1621‑3:2018 Level 1 certified, it uses USDA‑certified bio‑based PLASMA viscoelastic material and an extensively perforated design for airflow, with a soft tactile liner for comfort. The divided format flexes naturally, keeps weight down, and fits all current and previous Alpinestars jackets for breathable, everyday protection.
Designed for road riding, the Nucleon PLASMA Divided Chest Protector is an Alpinestars motorcycle chest insert providing low‑profile, integrated impact protection. EN 1621‑3:2018 Level 1 certified, it uses USDA‑certified bio‑based PLASMA viscoelastic material and an extensively perforated design for airflow, with a soft tactile liner for comfort. The divided format flexes naturally, keeps weight down, and fits all current and previous Alpinestars jackets for breathable, everyday protection.
Original: $49.95
-65%$49.95
$17.48Description
Designed for road riding, the Nucleon PLASMA Divided Chest Protector is an Alpinestars motorcycle chest insert providing low‑profile, integrated impact protection. EN 1621‑3:2018 Level 1 certified, it uses USDA‑certified bio‑based PLASMA viscoelastic material and an extensively perforated design for airflow, with a soft tactile liner for comfort. The divided format flexes naturally, keeps weight down, and fits all current and previous Alpinestars jackets for breathable, everyday protection.





















