Alpinestars A-4 Plasma Roost Guard Options Test Replaces the stock kill switch

Replaces the stock kill switch or starter switch on all motorcycles

Ergonomic Isotron face foam with moisture-wicking Dri-Force fleece keeps your seal secure and your face comfortable and dry on the longest rides

Surge is dyed light yellow to prevent possible confusion when mixing 2 stroke oil into the fuel

Compression straps allow riders to reduce the volume of the pack when required

Meets the requirements of ECE-R75 and DOT certification

Alpinestars A-4 Plasma Roost Guard Options Test Replaces the stock kill switchFEATURES Anatomically profiled for all forms of off road riding Lightweight and highly ventilated, this protector offers strong impact force dispersion and absorption while ensuring maximum coverage areas in all riding positions Lightweight and ultra vented chest armor The over injected flexible side wings of the chest protector follow the body's contours for comfort and freedom of movement Optional Race Kit engineered to be compatible with the