Alpinestars · S-M5 Action
阿尔派星 S-M5 行动银金属
DOT, ECE 22.06
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Design Story & Interactive HUD
Alpinestars (Italy)The Narrative
以引人注目的金属银配色，驾驭 Alpinestars S-M5 Action 越野摩托车头盔，称霸赛道。这款头盔专为追求极致防护且不失格调的专业骑手打造，其先进的空气动力学轮廓设计可有效降低高速行驶时的阻力和风噪。内部采用优质吸湿排汗衬垫，专为中等椭圆形头型定制，确保在艰苦的训练或冠军赛中依然贴合舒适。凭借强大的通风通道和快速拆卸镜片系统，S-M5 Action 在关键时刻提供卓越的空气流通性和视野。无论是在深车辙中穿梭，还是在直道上疾驰，这款头盔都能为您提供所需的自信与清晰视野，助您安全突破极限。
Technical Analysis
S-M5动作使用Alpinestars专有的EPS衬里，具有多密度泡沫结构，优化在不同碰撞矢量下的冲击吸收效能。其空气动力学外壳几何形状在高速时降低了湍流气流，而集成的防护罩系统确保了快速部署和在激进越野手段下的牢固保留。
Moderate: Balanced road noise levels.
High Flow: Dynamic multi-channel active venting.
Intermediate Oval Shape
Intermediate oval fit, the standard ergonomic profile suited for the majority of riders.
Where to buy
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Amazon (US)
Store Profile
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$249.95 | ● In Stock | 1 second ago | Buy Now → |
Certified Alpinestars Stores in US
Price History
Interactive Size & Fit Finder
Alpinestars S-M5 is a motocross/dirt bike helmet designed for off-road use. It features an open visor design and typically utilizes a multi-position dial retention system rather than a full-face closure.
How to measure
Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, and repeat for consistency.
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