ALPINESTARS Youth SM3 Helmet - Wurx - Gloss Black/Yellow Fluo/Blue/Red Large 8302025-1574-YL Mount Patented third and fourth finger-bridge

Patented third and fourth finger-bridge prevents contortion and separation of the fingers

Low FS of 29HZ so the sub can play ultra-low frequencies all while still retaining the versatility of a traditional subwoofer

42" / 87mm Motor Diameter 4

Turn Signal: 3157A (Bulbs Not Included

1 x Rail Mount

ALPINESTARS Youth SM3 Helmet - Wurx - Gloss Black/Yellow Fluo/Blue/Red Large 8302025-1574-YL Mount Patented third and fourth finger-bridgeFeatures a thermo injected shell incorporating a special polymer blend enhanced by varying degrees of thickness that is engineered to deliver the optimal combination of impact protection and light weight Lightweight outer shell constructed from a technologically advanced impact resistant thermoplastic The fit can be tailored to the riders head thanks to the helmets crown and cheek pads, which are available as spare parts in different thicknesses The